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Org Mode Manual

This manual is for Org version 6.28d.

Copyright © 2004, 2005, 2006, 2007, 2008, 2009 Free Software Foundation

Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.3 or any later version published by the Free Software Foundation; with no Invariant Sections, with the Front-Cover texts being “A GNU Manual,” and with the Back-Cover Texts as in (a) below. A copy of the license is included in the section entitled “GNU Free Documentation License.”

(a) The FSF's Back-Cover Text is: “You have the freedom to copy and modify this GNU manual. Buying copies from the FSF supports it in developing GNU and promoting software freedom.”

This document is part of a collection distributed under the GNU Free Documentation License. If you want to distribute this document separately from the collection, you can do so by adding a copy of the license to the document, as described in section 6 of the license.

--- The Detailed Node Listing ---

Introduction

Document Structure

Archiving

Tables

The spreadsheet

Hyperlinks

Internal links

TODO Items

Extended use of TODO keywords

Progress logging

Tags

Properties and Columns

Column view

Defining columns

Dates and Times

Creating timestamps

Deadlines and scheduling

Capture

Remember

Agenda Views

The built-in agenda views

Presentation and sorting

Custom agenda views

Embedded LaTeX

Exporting

Markup rules

HTML export

LaTeX and PDF export

DocBook export

Publishing

Configuration

Sample configuration

Miscellaneous

Interaction with other packages

Hacking

Tables and lists in arbitrary syntax


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1 Introduction


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1.1 Summary

Org is a mode for keeping notes, maintaining TODO lists, and doing project planning with a fast and effective plain-text system.

Org develops organizational tasks around NOTES files that contain lists or information about projects as plain text. Org is implemented on top of Outline mode, which makes it possible to keep the content of large files well structured. Visibility cycling and structure editing help to work with the tree. Tables are easily created with a built-in table editor. Org supports TODO items, deadlines, timestamps, and scheduling. It dynamically compiles entries into an agenda that utilizes and smoothly integrates much of the Emacs calendar and diary. Plain text URL-like links connect to websites, emails, Usenet messages, BBDB entries, and any files related to the projects. For printing and sharing of notes, an Org file can be exported as a structured ASCII file, as HTML, or (TODO and agenda items only) as an iCalendar file. It can also serve as a publishing tool for a set of linked web pages.

An important design aspect that distinguishes Org from, for example, Planner/Muse is that it encourages you to store every piece of information only once. In Planner, you have project pages, day pages and possibly other files, duplicating some information such as tasks. In Org, you only have notes files. In your notes you mark entries as tasks, and label them with tags and timestamps. All necessary lists, like a schedule for the day, the agenda for a meeting, tasks lists selected by tags, etc., are created dynamically when you need them.

Org keeps simple things simple. When first fired up, it should feel like a straightforward, easy to use outliner. Complexity is not imposed, but a large amount of functionality is available when you need it. Org is a toolbox and can be used in different ways, for example as:

     • an outline extension with visibility cycling and structure editing
     • an ASCII system and table editor for taking structured notes
     • an ASCII table editor with spreadsheet-like capabilities
     • a TODO list editor
     • a full agenda and planner with deadlines and work scheduling
     • an environment to implement David Allen's GTD system
     • a basic database application
     • a simple hypertext system, with HTML and LaTeX export
     • a publishing tool to create a set of interlinked webpages

Org's automatic, context-sensitive table editor with spreadsheet capabilities can be integrated into any major mode by activating the minor Orgtbl mode. Using a translation step, it can be used to maintain tables in arbitrary file types, for example in LaTeX. The structure editing and list creation capabilities can be used outside Org with the minor Orgstruct mode.

There is a website for Org which provides links to the newest version of Org, as well as additional information, frequently asked questions (FAQ), links to tutorials, etc. This page is located at http://orgmode.org.


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1.2 Installation

Important: If Org is part of the Emacs distribution or an XEmacs package, please skip this section and go directly to Activation.

If you have downloaded Org from the Web, either as a distribution .zip or .tar file, or as a Git archive, you must take the following steps to install it: Go into the unpacked Org distribution directory and edit the top section of the file Makefile. You must set the name of the Emacs binary (likely either emacs or xemacs), and the paths to the directories where local Lisp and Info files are kept. If you don't have access to the system-wide directories, you can simply run Org directly from the distribution directory by adding the lisp subdirectory to the Emacs load path. To do this, add the following line to .emacs:

     (setq load-path (cons "~/path/to/orgdir/lisp" load-path))

If you plan to use code from the contrib subdirectory, do a similar step for this directory:

     (setq load-path (cons "~/path/to/orgdir/contrib/lisp" load-path))

XEmacs users now need to install the file noutline.el from the xemacs sub-directory of the Org distribution. Use the command:

     make install-noutline

Now byte-compile the Lisp files with the shell command:

     make

If you are running Org from the distribution directory, this is all. If you want to install into the system directories, use (as administrator)

     make install

Installing Info files is system dependent, because of differences in the install-info program. In Debian it copies the info files into the correct directory and modifies the info directory file. In many other systems, the files need to be copied to the correct directory separately, and install-info then only modifies the directory file. Check your system documentation to find out which of the following commands you need:

     make install-info
     make install-info-debian

Then add to .emacs:

     ;; This line only if Org is not part of the X/Emacs distribution.
     (require 'org-install)

Do not forget to activate Org as described in the following section.


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1.3 Activation

Add the following lines to your .emacs file. The last three lines define global keys for the commands org-store-link, org-agenda, and org-iswitchb—please choose suitable keys yourself.

     ;; The following lines are always needed.  Choose your own keys.
     (add-to-list 'auto-mode-alist '("\\.org\\'" . org-mode))
     (global-set-key "\C-cl" 'org-store-link)
     (global-set-key "\C-ca" 'org-agenda)
     (global-set-key "\C-cb" 'org-iswitchb)

Furthermore, you must activate font-lock-mode in Org buffers, because significant functionality depends on font-locking being active. You can do this with either one of the following two lines (XEmacs users must use the second option):

     (global-font-lock-mode 1)                     ; for all buffers
     (add-hook 'org-mode-hook 'turn-on-font-lock)  ; Org buffers only

With this setup, all files with extension ‘.org’ will be put into Org mode. As an alternative, make the first line of a file look like this:

     MY PROJECTS    -*- mode: org; -*-

which will select Org mode for this buffer no matter what the file's name is. See also the variable org-insert-mode-line-in-empty-file.

Many commands in Org work on the region if the region is active. To make use of this, you need to have transient-mark-mode (zmacs-regions in XEmacs) turned on. In Emacs 23 this is the default, in Emacs 22 you need to do this yourself with

     (transient-mark-mode 1)

If you do not like transient-make-mode, you can create an active region by using the mouse to select a region, or pressing C-<SPC> twice before moving the cursor.


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1.4 Feedback

If you find problems with Org, or if you have questions, remarks, or ideas about it, please mail to the Org mailing list emacs-orgmode@gnu.org. If you are not a member of the mailing list, your mail will be reviewed by a moderator and then passed through to the list.

For bug reports, please provide as much information as possible, including the version information of Emacs (C-h v emacs-version <RET>) and Org (C-h v org-version <RET>), as well as the Org related setup in .emacs. If an error occurs, a backtrace can be very useful (see below on how to create one). Often a small example file helps, along with clear information about:

  1. What exactly did you do?
  2. What did you expect to happen?
  3. What happened instead?
Thank you for helping to improve this mode.
How to create a useful backtrace

If working with Org produces an error with a message you don't understand, you may have hit a bug. The best way to report this is by providing, in addition to what was mentioned above, a backtrace. This is information from the built-in debugger about where and how the error occurred. Here is how to produce a useful backtrace:

  1. Reload uncompiled versions of all Org-mode Lisp files. The backtrace contains much more information if it is produced with uncompiled code. To do this, use
              C-u M-x org-reload RET
    

    or select Org -> Refresh/Reload -> Reload Org uncompiled from the menu.

  2. Go to the Options menu and select Enter Debugger on Error (XEmacs has this option in the Troubleshooting sub-menu).
  3. Do whatever you have to do to hit the error. Don't forget to document the steps you take.
  4. When you hit the error, a *Backtrace* buffer will appear on the screen. Save this buffer to a file (for example using C-x C-w) and attach it to your bug report.


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1.5 Typesetting conventions used in this manual

Org uses three types of keywords: TODO keywords, tags, and property names. In this manual we use the following conventions:

TODO
WAITING
TODO keywords are written with all capitals, even if they are user-defined.
boss
ARCHIVE
User-defined tags are written in lowercase; built-in tags with special meaning are written with all capitals.
Release
PRIORITY
User-defined properties are capitalized; built-in properties with special meaning are written with all capitals.


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2 Document Structure

Org is based on Outline mode and provides flexible commands to edit the structure of the document.


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2.1 Outlines

Org is implemented on top of Outline mode. Outlines allow a document to be organized in a hierarchical structure, which (at least for me) is the best representation of notes and thoughts. An overview of this structure is achieved by folding (hiding) large parts of the document to show only the general document structure and the parts currently being worked on. Org greatly simplifies the use of outlines by compressing the entire show/hide functionality into a single command, org-cycle, which is bound to the <TAB> key.


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2.2 Headlines

Headlines define the structure of an outline tree. The headlines in Org start with one or more stars, on the left margin1. For example:

     * Top level headline
     ** Second level
     *** 3rd level
         some text
     *** 3rd level
         more text
     
     * Another top level headline

Some people find the many stars too noisy and would prefer an outline that has whitespace followed by a single star as headline starters. Clean view, describes a setup to realize this.

An empty line after the end of a subtree is considered part of it and will be hidden when the subtree is folded. However, if you leave at least two empty lines, one empty line will remain visible after folding the subtree, in order to structure the collapsed view. See the variable org-cycle-separator-lines to modify this behavior.


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2.3 Visibility cycling

Outlines make it possible to hide parts of the text in the buffer. Org uses just two commands, bound to <TAB> and S-<TAB> to change the visibility in the buffer.

<TAB>
Subtree cycling: Rotate current subtree among the states
          ,-> FOLDED -> CHILDREN -> SUBTREE --.
          '-----------------------------------'

The cursor must be on a headline for this to work2. When the cursor is at the beginning of the buffer and the first line is not a headline, then <TAB> actually runs global cycling (see below)3. Also when called with a prefix argument (C-u <TAB>), global cycling is invoked.


S-<TAB>
C-u <TAB>
Global cycling: Rotate the entire buffer among the states
          ,-> OVERVIEW -> CONTENTS -> SHOW ALL --.
          '--------------------------------------'

When S-<TAB> is called with a numeric prefix argument N, the CONTENTS view up to headlines of level N will be shown. Note that inside tables, S-<TAB> jumps to the previous field.


C-u C-u C-u <TAB>
Show all, including drawers.
C-c C-r
Reveal context around point, showing the current entry, the following heading and the hierarchy above. Useful for working near a location that has been exposed by a sparse tree command (see Sparse trees) or an agenda command (see Agenda commands). With a prefix argument show, on each level, all sibling headings.
C-c C-x b
Show the current subtree in an indirect buffer4. With a numeric prefix argument N, go up to level N and then take that tree. If N is negative then go up that many levels. With a C-u prefix, do not remove the previously used indirect buffer.

When Emacs first visits an Org file, the global state is set to OVERVIEW, i.e., configured through the variable org-startup-folded, or on a per-file basis by adding one of the following lines anywhere in the buffer:

     #+STARTUP: overview
     #+STARTUP: content
     #+STARTUP: showall

Furthermore, any entries with a ‘VISIBILITY’ property (see Properties and Columns) will get their visibility adapted accordingly. Allowed values for this property are folded, children, content, and all.

C-u C-u <TAB>
Switch back to the startup visibility of the buffer, i.e., requested by startup options and ‘VISIBILITY’ properties in individual entries.


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2.4 Motion

The following commands jump to other headlines in the buffer.

C-c C-n
Next heading.
C-c C-p
Previous heading.
C-c C-f
Next heading same level.
C-c C-b
Previous heading same level.
C-c C-u
Backward to higher level heading.
C-c C-j
Jump to a different place without changing the current outline visibility. Shows the document structure in a temporary buffer, where you can use the following keys to find your destination:
          <TAB>         Cycle visibility.
          <down> / <up>   Next/previous visible headline.
          <RET>         Select this location.
          /           Do a Sparse-tree search
          The following keys work if you turn off org-goto-auto-isearch
          n / p        Next/previous visible headline.
          f / b        Next/previous headline same level.
          u            One level up.
          0-9          Digit argument.
          q            Quit

See also the variable org-goto-interface.


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2.5 Structure editing

M-<RET>
Insert new heading with same level as current. If the cursor is in a plain list item, a new item is created (see Plain lists). To force creation of a new headline, use a prefix argument, or first press <RET> to get to the beginning of the next line. When this command is used in the middle of a line, the line is split and the rest of the line becomes the new headline5. If the command is used at the beginning of a headline, the new headline is created before the current line. If at the beginning of any other line, the content of that line is made the new heading. If the command is used at the end of a folded subtree (i.e., of a headline), then a headline like the current one will be inserted after the end of the subtree.
C-<RET>
Just like M-<RET>, except when adding a new heading below the current heading, the new heading is placed after the body instead of before it. This command works from anywhere in the entry.
M-S-<RET>
Insert new TODO entry with same level as current heading. See also the variable org-treat-insert-todo-heading-as-state-change.
C-S-<RET>
Insert new TODO entry with same level as current heading. Like C-<RET>, the new headline will be inserted after the current subtree.
M-<left>
Promote current heading by one level.
M-<right>
Demote current heading by one level.
M-S-<left>
Promote the current subtree by one level.
M-S-<right>
Demote the current subtree by one level.
M-S-<up>
Move subtree up (swap with previous subtree of same level).
M-S-<down>
Move subtree down (swap with next subtree of same level).
C-c C-x C-w
Kill subtree, i.e., With a numeric prefix argument N, kill N sequential subtrees.
C-c C-x M-w
Copy subtree to kill ring. With a numeric prefix argument N, copy the N sequential subtrees.
C-c C-x C-y
Yank subtree from kill ring. This does modify the level of the subtree to make sure the tree fits in nicely at the yank position. The yank level can also be specified with a numeric prefix argument, or by yanking after a headline marker like ‘****’.
C-y
Depending on the variables org-yank-adjusted-subtrees and org-yank-folded-subtrees, Org's internal yank command will paste subtrees folded and in a clever way, using the same command as C-c C-x C-y. With the default settings, no level adjustment will take place, but the yanked tree will be folded unless doing so would swallow text previously visible. Any prefix argument to this command will force a normal yank to be executed, with the prefix passed along. A good way to force a normal yank is C-u C-y. If you use yank-pop after a yank, it will yank previous kill items plainly, without adjustment and folding.
C-c C-x c
Clone a subtree by making a number of sibling copies of it. You will be prompted for the number of copies to make, and you can also specify if any timestamps in the entry should be shifted. This can be useful, for example, to create a number of tasks related to a series of lectures to prepare. For more details, see the docstring of the command org-clone-subtree-with-time-shift.
C-c C-w
Refile entry or region to a different location. See Refiling notes.
C-c ^
Sort same-level entries. When there is an active region, all entries in the region will be sorted. Otherwise the children of the current headline are sorted. The command prompts for the sorting method, which can be alphabetically, numerically, by time (first timestamp with active preferred, creation time, scheduled time, deadline time), by priority, by TODO keyword (in the sequence the keywords have been defined in the setup) or by the value of a property. Reverse sorting is possible as well. You can also supply your own function to extract the sorting key. With a C-u prefix, sorting will be case-sensitive. With two C-u C-u prefixes, duplicate entries will also be removed.
C-x n s
Narrow buffer to current subtree.
C-x n w
Widen buffer to remove narrowing.
C-c *
Turn a normal line or plain list item into a headline (so that it becomes a subheading at its location). Also turn a headline into a normal line by removing the stars. If there is an active region, turn all lines in the region into headlines. If the first line in the region was an item, turn only the item lines into headlines. Finally, if the first line is a headline, remove the stars from all headlines in the region.

When there is an active region (Transient Mark mode), promotion and demotion work on all headlines in the region. To select a region of headlines, it is best to place both point and mark at the beginning of a line, mark at the beginning of the first headline, and point at the line just after the last headline to change. Note that when the cursor is inside a table (see Tables), the Meta-Cursor keys have different functionality.


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2.6 Archiving

When a project represented by a (sub)tree is finished, you may want to move the tree out of the way and to stop it from contributing to the agenda. Org mode knows two ways of archiving. You can mark a tree with the ARCHIVE tag, or you can move an entire (sub)tree to a different location.


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2.6.1 The ARCHIVE tag

A headline that is marked with the ARCHIVE tag (see Tags) stays at its location in the outline tree, but behaves in the following way:

The following commands help managing the ARCHIVE tag:

C-c C-x a
Toggle the ARCHIVE tag for the current headline. When the tag is set, the headline changes to a shadowed face, and the subtree below it is hidden.
C-u C-c C-x a
Check if any direct children of the current headline should be archived. To do this, each subtree is checked for open TODO entries. If none are found, the command offers to set the ARCHIVE tag for the child. If the cursor is not on a headline when this command is invoked, the level 1 trees will be checked.
C-TAB
Cycle a tree even if it is tagged with ARCHIVE.


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2.6.2 Moving subtrees

Once an entire project is finished, you may want to move it to a different location. Org can move it to an Archive Sibling in the same tree, to a different tree in the current file, or to a different file, the archive file.

C-c C-x A
Move the current entry to the Archive Sibling. This is a sibling of the entry with the heading ‘Archive’ and the tag ‘ARCHIVE’ (see ARCHIVE tag). The entry becomes a child of that sibling and in this way retains a lot of its original context, including inherited tags and approximate position in the outline.
C-c $
C-c C-x C-s
Archive the subtree starting at the cursor position to the location given by org-archive-location. Context information that could be lost, like the file name, the category, inherited tags, and the TODO state will be stored as properties in the entry.
C-u C-c C-x C-s
Check if any direct children of the current headline could be moved to the archive. To do this, each subtree is checked for open TODO entries. If none are found, the command offers to move it to the archive location. If the cursor is not on a headline when this command is invoked, the level 1 trees will be checked.

The default archive location is a file in the same directory as the current file, with the name derived by appending _archive to the current file name. For information and examples on how to change this, see the documentation string of the variable org-archive-location. There is also an in-buffer option for setting this variable, for example6:

     #+ARCHIVE: %s_done::

If you would like to have a special ARCHIVE location for a single entry or a (sub)tree, give the entry an :ARCHIVE: property with the location as the value (see Properties and Columns).

When a subtree is moved, it receives a number of special properties that record context information like the file from where the entry came, its outline path the archiving time etc. Configure the variable org-archive-save-context-info to adjust the amount of information added.


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2.7 Sparse trees

An important feature of Org mode is the ability to construct sparse trees for selected information in an outline tree, so that the entire document is folded as much as possible, but the selected information is made visible along with the headline structure above it7. Just try it out and you will see immediately how it works.

Org mode contains several commands creating such trees, all these commands can be accessed through a dispatcher:

C-c /
This prompts for an extra key to select a sparse-tree creating command.
C-c / r
Occur. Prompts for a regexp and shows a sparse tree with all matches. If the match is in a headline, the headline is made visible. If the match is in the body of an entry, headline and body are made visible. In order to provide minimal context, also the full hierarchy of headlines above the match is shown, as well as the headline following the match. Each match is also highlighted; the highlights disappear when the buffer is changed by an editing command8, or by pressing C-c C-c. When called with a C-u prefix argument, previous highlights are kept, so several calls to this command can be stacked.

For frequently used sparse trees of specific search strings, you can use the variable org-agenda-custom-commands to define fast keyboard access to specific sparse trees. These commands will then be accessible through the agenda dispatcher (see Agenda dispatcher). For example:

     (setq org-agenda-custom-commands
           '(("f" occur-tree "FIXME")))

will define the key C-c a f as a shortcut for creating a sparse tree matching the string ‘FIXME’.

The other sparse tree commands select headings based on TODO keywords, tags, or properties and will be discussed later in this manual.

To print a sparse tree, you can use the Emacs command ps-print-buffer-with-faces which does not print invisible parts of the document 9. Or you can use the command C-c C-e v to export only the visible part of the document and print the resulting file.


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2.8 Plain lists

Within an entry of the outline tree, hand-formatted lists can provide additional structure. They also provide a way to create lists of checkboxes (see Checkboxes). Org supports editing such lists, and the HTML exporter (see Exporting) parses and formats them.

Org knows ordered lists, unordered lists, and description lists.

Items belonging to the same list must have the same indentation on the first line. In particular, if an ordered list reaches number ‘10.’, then the 2–digit numbers must be written left-aligned with the other numbers in the list. Indentation also determines the end of a list item. It ends before the next line that is indented like the bullet/number, or less. Empty lines are part of the previous item, so you can have several paragraphs in one item. If you would like an empty line to terminate all currently open plain lists, configure the variable org-empty-line-terminates-plain-lists. Here is an example:

     ** Lord of the Rings
        My favorite scenes are (in this order)
        1. The attack of the Rohirrim
        2. Eowyn's fight with the witch king
           + this was already my favorite scene in the book
           + I really like Miranda Otto.
        3. Peter Jackson being shot by Legolas
            - on DVD only
           He makes a really funny face when it happens.
        But in the end, no individual scenes matter but the film as a whole.
        Important actors in this film are:
        - Elijah Wood :: He plays Frodo
        - Sean Austin :: He plays Sam, Frodo's friend.  I still remember
          him very well from his role as Mikey Walsh in The Goonies.

Org supports these lists by tuning filling and wrapping commands to deal with them correctly11, and by exporting them properly (see Exporting). Since indentation is what governs the structure of these lists, many structural constructs like #+BEGIN_... blocks can be indented to signal that they should be part of a list item.

The following commands act on items when the cursor is in the first line of an item (the line with the bullet or number).

<TAB>
Items can be folded just like headline levels if you set the variable org-cycle-include-plain-lists. The level of an item is then given by the indentation of the bullet/number. Items are always subordinate to real headlines, however; the hierarchies remain completely separated.

If org-cycle-include-plain-lists has not been set, <TAB> fixes the indentation of the current line in a heuristic way.

M-<RET>
Insert new item at current level. With a prefix argument, force a new heading (see Structure editing). If this command is used in the middle of a line, the line is split and the rest of the line becomes the new item12. If this command is executed in the whitespace before a bullet or number, the new item is created before the current item. If the command is executed in the white space before the text that is part of an item but does not contain the bullet, a bullet is added to the current line.
M-S-<RET>
Insert a new item with a checkbox (see Checkboxes).
S-<up>
S-<down>
Jump to the previous/next item in the current list, but only if org-support-shift-select is off. If not, you can still use paragraph jumping commands like C-<up> and C-<down> to quite similar effect.
M-S-<up>
M-S-<down>
Move the item including subitems up/down (swap with previous/next item of same indentation). If the list is ordered, renumbering is automatic.
M-S-<left>
M-S-<right>
Decrease/increase the indentation of the item, including subitems. Initially, the item tree is selected based on current indentation. When these commands are executed several times in direct succession, the initially selected region is used, even if the new indentation would imply a different hierarchy. To use the new hierarchy, break the command chain with a cursor motion or so.
C-c C-c
If there is a checkbox (see Checkboxes) in the item line, toggle the state of the checkbox. If not, this command makes sure that all the items on this list level use the same bullet. Furthermore, if this is an ordered list, make sure the numbering is OK.
C-c -
Cycle the entire list level through the different itemize/enumerate bullets (‘-’, ‘+’, ‘*’, ‘1.’, ‘1)’). With a numeric prefix argument N, select the Nth bullet from this list. If there is an active region when calling this, all lines will be converted to list items. If the first line already was a list item, any item markers will be removed from the list. Finally, even without an active region, a normal line will be converted into a list item.
S-<left>/<right>
This command also cycles bullet styles when the cursor in on the bullet or anywhere in an item line, details depending on org-support-shift-select.
C-c ^
Sort the plain list. You will be prompted for the sorting method: numerically, alphabetically, by time, or by custom function.


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2.9 Drawers

Sometimes you want to keep information associated with an entry, but you normally don't want to see it. For this, Org mode has drawers. Drawers need to be configured with the variable org-drawers13. Drawers look like this:

     ** This is a headline
        Still outside the drawer
        :DRAWERNAME:
           This is inside the drawer.
        :END:
        After the drawer.

Visibility cycling (see Visibility cycling) on the headline will hide and show the entry, but keep the drawer collapsed to a single line. In order to look inside the drawer, you need to move the cursor to the drawer line and press <TAB> there. Org mode uses the PROPERTIES drawer for storing properties (see Properties and Columns), and you can also arrange for state change notes (see Tracking TODO state changes) and clock times (see Clocking work time) to be stored in a drawer LOGBOOK.


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2.10 Blocks

Org-mode uses begin...end blocks for various purposes from including source code examples (see Literal examples) to capturing time logging information (see Clocking work time). These blocks can be folded and unfolded by pressing TAB in the begin line. You can also get all blocks folded at startup by configuring the variable org-hide-block-startup or on a per-file basis by using

     #+STARTUP: hideblocks
     #+STARTUP: nohideblocks


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2.11 Footnotes

Org mode supports the creation of footnotes. In contrast to the footnote.el package, Org mode's footnotes are designed for work on a larger document, not only for one-off documents like emails. The basic syntax is similar to the one used by footnote.el, i.e., defined in a paragraph that is started by a footnote marker in square brackets in column 0, no indentation allowed. If you need a paragraph break inside a footnote, use the LaTeX idiom ‘\par’. The footnote reference is simply the marker in square brackets, inside text. For example:

     The Org homepage[fn:1] now looks a lot better than it used to.
     ...
     [fn:1] The link is: http://orgmode.org

Org mode extends the number-based syntax to named footnotes and optional inline definition. Using plain numbers as markers (as footnote.el does) is supported for backward compatibility, but not encouraged because of possible conflicts with LaTeX snippets (see Embedded LaTeX). Here are the valid references:

[1]
A plain numeric footnote marker.
[fn:name]
A named footnote reference, where name is a unique label word, or, for simplicity of automatic creation, a number.
[fn:: This is the inline definition of this footnote]
A LaTeX-like anonymous footnote where the definition is given directly at the reference point.
[fn:name: a definition]
An inline definition of a footnote, which also specifies a name for the note. Since Org allows multiple references to the same note, you can then use [fn:name] to create additional references.

Footnote labels can be created automatically, or you can create names yourself. This is handled by the variable org-footnote-auto-label and its corresponding #+STARTUP keywords, see the docstring of that variable for details.

The following command handles footnotes:

C-c C-x f
The footnote action command.

When the cursor is on a footnote reference, jump to the definition. When it is at a definition, jump to the (first) reference.

Otherwise, create a new footnote. Depending on the variable org-footnote-define-inline14, the definition will be placed right into the text as part of the reference, or separately into the location determined by the variable org-footnote-section.

When this command is called with a prefix argument, a menu of additional options is offered:

          s   Sort the footnote definitions by reference sequence.  During editing,
              Org makes no effort to sort footnote definitions into a particular
              sequence.  If you want them sorted, use this command, which will
              also move entries according to org-footnote-section.
          n   Normalize the footnotes by collecting all definitions (including
              inline definitions) into a special section, and then numbering them
              in sequence.  The references will then also be numbers.  This is
              meant to be the final step before finishing a document (e.g., sending
              off an email).  The exporters do this automatically, and so could
              something like message-send-hook.
          d   Delete the footnote at point, and all definitions of and references
              to it.


C-c C-c
If the cursor is on a footnote reference, jump to the definition. If it is a the definition, jump back to the reference. When called at a footnote location with a prefix argument, offer the same menu as C-c C-x f.
C-c C-c or mouse-1/2
Footnote labels are also links to the corresponding definition/reference, and you can use the usual commands to follow these links.


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2.12 The Orgstruct minor mode

If you like the intuitive way the Org mode structure editing and list formatting works, you might want to use these commands in other modes like Text mode or Mail mode as well. The minor mode orgstruct-mode makes this possible. Toggle the mode with M-x orgstruct-mode, or turn it on by default, for example in Mail mode, with one of:

     (add-hook 'mail-mode-hook 'turn-on-orgstruct)
     (add-hook 'mail-mode-hook 'turn-on-orgstruct++)

When this mode is active and the cursor is on a line that looks to Org like a headline or the first line of a list item, most structure editing commands will work, even if the same keys normally have different functionality in the major mode you are using. If the cursor is not in one of those special lines, Orgstruct mode lurks silently in the shadow. When you use orgstruct++-mode, Org will also export indentation and autofill settings into that mode, and detect item context after the first line of an item.


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3 Tables

Org comes with a fast and intuitive table editor. Spreadsheet-like calculations are supported in connection with the Emacs calc package (see the Emacs Calculator manual for more information about the Emacs calculator).


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3.1 The built-in table editor

Org makes it easy to format tables in plain ASCII. Any line with ‘|’ as the first non-whitespace character is considered part of a table. ‘|’ is also the column separator. A table might look like this:

     | Name  | Phone | Age |
     |-------+-------+-----|
     | Peter |  1234 |  17 |
     | Anna  |  4321 |  25 |

A table is re-aligned automatically each time you press <TAB> or <RET> or C-c C-c inside the table. <TAB> also moves to the next field (<RET> to the next row) and creates new table rows at the end of the table or before horizontal lines. The indentation of the table is set by the first line. Any line starting with ‘|-’ is considered as a horizontal separator line and will be expanded on the next re-align to span the whole table width. So, to create the above table, you would only type

     |Name|Phone|Age|
     |-

and then press <TAB> to align the table and start filling in fields. Even faster would be to type |Name|Phone|Age followed by C-c <RET>.

When typing text into a field, Org treats <DEL>, <Backspace>, and all character keys in a special way, so that inserting and deleting avoids shifting other fields. Also, when typing immediately after the cursor was moved into a new field with <TAB>, S-<TAB> or <RET>, the field is automatically made blank. If this behavior is too unpredictable for you, configure the variables org-enable-table-editor and org-table-auto-blank-field.

Creation and conversion

C-c |
Convert the active region to table. If every line contains at least one TAB character, the function assumes that the material is tab separated. If every line contains a comma, comma-separated values (CSV) are assumed. If not, lines are split at whitespace into fields. You can use a prefix argument to force a specific separator: C-u forces CSV, C-u C-u forces TAB, and a numeric argument N indicates that at least N consecutive spaces, or alternatively a TAB will be the separator.
If there is no active region, this command creates an empty Org table. But it's easier just to start typing, like |Name|Phone|Age <RET> |- <TAB>.
Re-aligning and field motion

C-c C-c
Re-align the table without moving the cursor.
<TAB>
Re-align the table, move to the next field. Creates a new row if necessary.
S-<TAB>
Re-align, move to previous field.
<RET>
Re-align the table and move down to next row. Creates a new row if necessary. At the beginning or end of a line, <RET> still does NEWLINE, so it can be used to split a table.
M-a
Move to beginning of the current table field, or on to the previous field.
M-e
Move to end of the current table field, or on to the next field.
Column and row editing

M-<left>
M-<right>
Move the current column left/right.
M-S-<left>
Kill the current column.
M-S-<right>
Insert a new column to the left of the cursor position.
M-<up>
M-<down>
Move the current row up/down.
M-S-<up>
Kill the current row or horizontal line.
M-S-<down>
Insert a new row above the current row. With a prefix argument, the line is created below the current one.
C-c -
Insert a horizontal line below current row. With a prefix argument, the line is created above the current line.
C-c <RET>
Insert a horizontal line below current row, and move the cursor into the row below that line.
C-c ^
Sort the table lines in the region. The position of point indicates the column to be used for sorting, and the range of lines is the range between the nearest horizontal separator lines, or the entire table. If point is before the first column, you will be prompted for the sorting column. If there is an active region, the mark specifies the first line and the sorting column, while point should be in the last line to be included into the sorting. The command prompts for the sorting type (alphabetically, numerically, or by time). When called with a prefix argument, alphabetic sorting will be case-sensitive.
Regions

C-c C-x M-w
Copy a rectangular region from a table to a special clipboard. Point and mark determine edge fields of the rectangle. The process ignores horizontal separator lines.
C-c C-x C-w
Copy a rectangular region from a table to a special clipboard, and blank all fields in the rectangle. So this is the “cut” operation.
C-c C-x C-y
Paste a rectangular region into a table. The upper left corner ends up in the current field. All involved fields will be overwritten. If the rectangle does not fit into the present table, the table is enlarged as needed. The process ignores horizontal separator lines.
M-RET
Wrap several fields in a column like a paragraph. If there is an active region, and both point and mark are in the same column, the text in the column is wrapped to minimum width for the given number of lines. A numeric prefix argument may be used to change the number of desired lines. If there is no region, the current field is split at the cursor position and the text fragment to the right of the cursor is prepended to the field one line down. If there is no region, but you specify a prefix argument, the current field is made blank, and the content is appended to the field above.
Calculations

C-c +
Sum the numbers in the current column, or in the rectangle defined by the active region. The result is shown in the echo area and can be inserted with C-y.
S-<RET>
When current field is empty, copy from first non-empty field above. When not empty, copy current field down to next row and move cursor along with it. Depending on the variable org-table-copy-increment, integer field values will be incremented during copy. Integers that are too large will not be incremented. Also, a 0 prefix argument temporarily disables the increment. This key is also used by shift-selection and related modes (see Conflicts).
Miscellaneous

C-c `
Edit the current field in a separate window. This is useful for fields that are not fully visible (see Column width and alignment). When called with a C-u prefix, just make the full field visible, so that it can be edited in place.
M-x org-table-import
Import a file as a table. The table should be TAB or whitespace separated. Use, for example, to import a spreadsheet table or data from a database, because these programs generally can write TAB-separated text files. This command works by inserting the file into the buffer and then converting the region to a table. Any prefix argument is passed on to the converter, which uses it to determine the separator.
C-c |
Tables can also be imported by pasting tabular text into the Org buffer, selecting the pasted text with C-x C-x and then using the C-c | command (see above under Creation and conversion).
M-x org-table-export
Export the table, by default as a TAB-separated file. Use for data exchange with, for example, spreadsheet or database programs. The format used to export the file can be configured in the variable org-table-export-default-format. You may also use properties TABLE_EXPORT_FILE and TABLE_EXPORT_FORMAT to specify the file name and the format for table export in a subtree. Org supports quite general formats for exported tables. The exporter format is the same as the format used by Orgtbl radio tables, see Translator functions, for a detailed description.

If you don't like the automatic table editor because it gets in your way on lines which you would like to start with ‘|’, you can turn it off with

     (setq org-enable-table-editor nil)

Then the only table command that still works is C-c C-c to do a manual re-align.


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3.2 Column width and alignment

The width of columns is automatically determined by the table editor. And also the alignment of a column is determined automatically from the fraction of number-like versus non-number fields in the column.

Sometimes a single field or a few fields need to carry more text, leading to inconveniently wide columns. To limit15 the width of a column, one field anywhere in the column may contain just the string ‘<N>’ where ‘N’ is an integer specifying the width of the column in characters. The next re-align will then set the width of this column to no more than this value.

     |---+------------------------------|               |---+--------|
     |   |                              |               |   | <6>    |
     | 1 | one                          |               | 1 | one    |
     | 2 | two                          |     ----\     | 2 | two    |
     | 3 | This is a long chunk of text |     ----/     | 3 | This=> |
     | 4 | four                         |               | 4 | four   |
     |---+------------------------------|               |---+--------|

Fields that are wider become clipped and end in the string ‘=>’. Note that the full text is still in the buffer, it is only invisible. To see the full text, hold the mouse over the field—a tool-tip window will show the full content. To edit such a field, use the command C-c ` (that is C-c followed by the backquote). This will open a new window with the full field. Edit it and finish with C-c C-c.

When visiting a file containing a table with narrowed columns, the necessary character hiding has not yet happened, and the table needs to be aligned before it looks nice. Setting the option org-startup-align-all-tables will realign all tables in a file upon visiting, but also slow down startup. You can also set this option on a per-file basis with:

     #+STARTUP: align
     #+STARTUP: noalign

If you would like to overrule the automatic alignment of number-rich columns to the right and of string-rich column to the left, you and use ‘<r>’ or ‘<l>’ in a similar fashion. You may also combine alignment and field width like this: ‘<l10>’.


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3.3 Column groups

When Org exports tables, it does so by default without vertical lines because that is visually more satisfying in general. Occasionally however, vertical lines can be useful to structure a table into groups of columns, much like horizontal lines can do for groups of rows. In order to specify column groups, you can use a special row where the first field contains only ‘/’. The further fields can either contain ‘<’ to indicate that this column should start a group, ‘>’ to indicate the end of a column, or ‘<>’ to make a column a group of its own. Boundaries between column groups will upon export be marked with vertical lines. Here is an example:

     |   |  N | N^2 | N^3 | N^4 | sqrt(n) | sqrt[4](N) |
     |---+----+-----+-----+-----+---------+------------|
     | / | <> |   < |     |   > |       < |          > |
     | # |  1 |   1 |   1 |   1 |       1 |          1 |
     | # |  2 |   4 |   8 |  16 |  1.4142 |     1.1892 |
     | # |  3 |   9 |  27 |  81 |  1.7321 |     1.3161 |
     |---+----+-----+-----+-----+---------+------------|
     #+TBLFM: $3=$2^2::$4=$2^3::$5=$2^4::$6=sqrt($2)::$7=sqrt(sqrt(($2)))

It is also sufficient to just insert the column group starters after every vertical line you'd like to have:

     |  N | N^2 | N^3 | N^4 | sqrt(n) | sqrt[4](N) |
     |----+-----+-----+-----+---------+------------|
     | /  | <   |     |     | <       |            |


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3.4 The Orgtbl minor mode

If you like the intuitive way the Org table editor works, you might also want to use it in other modes like Text mode or Mail mode. The minor mode Orgtbl mode makes this possible. You can always toggle the mode with M-x orgtbl-mode. To turn it on by default, for example in mail mode, use

     (add-hook 'mail-mode-hook 'turn-on-orgtbl)

Furthermore, with some special setup, it is possible to maintain tables in arbitrary syntax with Orgtbl mode. For example, it is possible to construct LaTeX tables with the underlying ease and power of Orgtbl mode, including spreadsheet capabilities. For details, see Tables in arbitrary syntax.


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3.5 The spreadsheet

The table editor makes use of the Emacs calc package to implement spreadsheet-like capabilities. It can also evaluate Emacs Lisp forms to derive fields from other fields. While fully featured, Org's implementation is not identical to other spreadsheets. For example, Org knows the concept of a column formula that will be applied to all non-header fields in a column without having to copy the formula to each relevant field.


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3.5.1 References

To compute fields in the table from other fields, formulas must reference other fields or ranges. In Org, fields can be referenced by name, by absolute coordinates, and by relative coordinates. To find out what the coordinates of a field are, press C-c ? in that field, or press C-c } to toggle the display of a grid.

Field references

Formulas can reference the value of another field in two ways. Like in any other spreadsheet, you may reference fields with a letter/number combination like B3, meaning the 2nd field in the 3rd row.

Org also uses another, more general operator that looks like this:

     @row$column

Column references can be absolute like ‘1’, ‘2’,...‘N’, or relative to the current column like ‘+1’ or ‘-2’.

The row specification only counts data lines and ignores horizontal separator lines (hlines). You can use absolute row numbers ‘1’...‘N’, and row numbers relative to the current row like ‘+3’ or ‘-1’. Or specify the row relative to one of the hlines: ‘I’ refers to the first hline16, ‘II’ to the second, etc. ‘-I’ refers to the first such line above the current line, ‘+I’ to the first such line below the current line. You can also write ‘III+2’ which is the second data line after the third hline in the table. Relative row numbers like ‘-3’ will not cross hlines if the current line is too close to the hline. Instead, the value directly at the hline is used.

0’ refers to the current row and column. Also, if you omit either the column or the row part of the reference, the current row/column is implied.

Org's references with unsigned numbers are fixed references in the sense that if you use the same reference in the formula for two different fields, the same field will be referenced each time. Org's references with signed numbers are floating references because the same reference operator can reference different fields depending on the field being calculated by the formula.

As a special case, references like ‘$LR5’ and ‘$LR12’ can be used to refer in a stable way to the 5th and 12th field in the last row of the table.

Here are a few examples:

     @2$3      2nd row, 3rd column
     C2        same as previous
     $5        column 5 in the current row
     E&        same as previous
     @2        current column, row 2
     @-1$-3    the field one row up, three columns to the left
     @-I$2     field just under hline above current row, column 2
Range references

You may reference a rectangular range of fields by specifying two field references connected by two dots ‘..’. If both fields are in the current row, you may simply use ‘$2..$7’, but if at least one field is in a different row, you need to use the general @row$column format at least for the first field (i.e the reference must start with ‘@’ in order to be interpreted correctly). Examples:

     $1..$3        First three fields in the current row.
     $P..$Q        Range, using column names (see under Advanced)
     @2$1..@4$3    6 fields between these two fields.
     A2..C4        Same as above.
     @-1$-2..@-1   3 numbers from the column to the left, 2 up to current row

Range references return a vector of values that can be fed into Calc vector functions. Empty fields in ranges are normally suppressed, so that the vector contains only the non-empty fields (but see the ‘E’ mode switch below). If there are no non-empty fields, ‘[0]’ is returned to avoid syntax errors in formulas.

Named references

$name’ is interpreted as the name of a column, parameter or constant. Constants are defined globally through the variable org-table-formula-constants, and locally (for the file) through a line like

     #+CONSTANTS: c=299792458. pi=3.14 eps=2.4e-6

Also properties (see Properties and Columns) can be used as constants in table formulas: For a property ‘:Xyz:’ use the name ‘$PROP_Xyz’, and the property will be searched in the current outline entry and in the hierarchy above it. If you have the constants.el package, it will also be used to resolve constants, including natural constants like ‘$h’ for Planck's constant, and units like ‘$km’ for kilometers17. Column names and parameters can be specified in special table lines. These are described below, see Advanced features. All names must start with a letter, and further consist of letters and numbers.

Remote references

You may also reference constants, fields and ranges from a different table, either in the current file or even in a different file. The syntax is

     remote(NAME-OR-ID,REF)

where NAME can be the name of a table in the current file as set by a #+TBLNAME: NAME line before the table. It can also be the ID of an entry, even in a different file, and the reference then refers to the first table in that entry. REF is an absolute field or range reference as described above, valid in the referenced table.


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3.5.2 Formula syntax for Calc

A formula can be any algebraic expression understood by the Emacs Calc package. Note that calc has the non-standard convention that ‘/’ has lower precedence than ‘*’, so that ‘a/b*c’ is interpreted as ‘a/(b*c)’. Before evaluation by calc-eval (see calc-eval), variable substitution takes place according to the rules described above. The range vectors can be directly fed into the Calc vector functions like ‘vmean’ and ‘vsum’.

A formula can contain an optional mode string after a semicolon. This string consists of flags to influence Calc and other modes during execution. By default, Org uses the standard Calc modes (precision 12, angular units degrees, fraction and symbolic modes off). The display format, however, has been changed to (float 8) to keep tables compact. The default settings can be configured using the variable org-calc-default-modes.

     p20           switch the internal precision to 20 digits
     n3 s3 e2 f4   normal, scientific, engineering, or fixed display format
     D R           angle modes: degrees, radians
     F S           fraction and symbolic modes
     N             interpret all fields as numbers, use 0 for non-numbers
     T             force text interpretation
     E             keep empty fields in ranges
     L             literal

In addition, you may provide a printf format specifier to reformat the final result. A few examples:

     $1+$2                Sum of first and second field
     $1+$2;%.2f           Same, format result to two decimals
     exp($2)+exp($1)      Math functions can be used
     $0;%.1f              Reformat current cell to 1 decimal
     ($3-32)*5/9          Degrees F -> C conversion
     $c/$1/$cm            Hz -> cm conversion, using constants.el
     tan($1);Dp3s1        Compute in degrees, precision 3, display SCI 1
     sin($1);Dp3%.1e      Same, but use printf specifier for display
     vmean($2..$7)        Compute column range mean, using vector function
     vmean($2..$7);EN     Same, but treat empty fields as 0
     taylor($3,x=7,2)     taylor series of $3, at x=7, second degree

Calc also contains a complete set of logical operations. For example

     if($1<20,teen,string(""))  ``teen'' if age $1 less than 20, else empty


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3.5.3 Emacs Lisp forms as formulas

It is also possible to write a formula in Emacs Lisp; this can be useful for string manipulation and control structures, if Calc's functionality is not enough. If a formula starts with a single-quote followed by an opening parenthesis, then it is evaluated as a Lisp form. The evaluation should return either a string or a number. Just as with calc formulas, you can specify modes and a printf format after a semicolon. With Emacs Lisp forms, you need to be conscious about the way field references are interpolated into the form. By default, a reference will be interpolated as a Lisp string (in double-quotes) containing the field. If you provide the ‘N’ mode switch, all referenced elements will be numbers (non-number fields will be zero) and interpolated as Lisp numbers, without quotes. If you provide the ‘L’ flag, all fields will be interpolated literally, without quotes. I.e.,, if you want a reference to be interpreted as a string by the Lisp form, enclose the reference operator itself in double-quotes, like "$3". Ranges are inserted as space-separated fields, so you can embed them in list or vector syntax. A few examples, note how the ‘N’ mode is used when we do computations in Lisp.

     Swap the first two characters of the content of column 1
       '(concat (substring $1 1 2) (substring $1 0 1) (substring $1 2))
     Add columns 1 and 2, equivalent to Calc's $1+$2
       '(+ $1 $2);N
     Compute the sum of columns 1-4, like Calc's vsum($1..$4)
       '(apply '+ '($1..$4));N


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3.5.4 Field formulas

To assign a formula to a particular field, type it directly into the field, preceded by ‘:=’, for example ‘:=$1+$2’. When you press <TAB> or <RET> or C-c C-c with the cursor still in the field, the formula will be stored as the formula for this field, evaluated, and the current field replaced with the result.

Formulas are stored in a special line starting with ‘#+TBLFM:’ directly below the table. If you typed the equation in the 4th field of the 3rd data line in the table, the formula will look like ‘@3$4=$1+$2’. When inserting/deleting/swapping column and rows with the appropriate commands, absolute references (but not relative ones) in stored formulas are modified in order to still reference the same field. Of course this is not true if you edit the table structure with normal editing commands—then you must fix the equations yourself. The left-hand side of a formula may also be a named field (see Advanced features), or a last-row reference like ‘$LR3’.

Instead of typing an equation into the field, you may also use the following command

C-u C-c =
Install a new formula for the current field. The command prompts for a formula with default taken from the ‘#+TBLFM:’ line, applies it to the current field, and stores it.


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3.5.5 Column formulas

Often in a table, the same formula should be used for all fields in a particular column. Instead of having to copy the formula to all fields in that column, Org allows you to assign a single formula to an entire column. If the table contains horizontal separator hlines, everything before the first such line is considered part of the table header and will not be modified by column formulas.

To assign a formula to a column, type it directly into any field in the column, preceded by an equal sign, like ‘=$1+$2’. When you press <TAB> or <RET> or C-c C-c with the cursor still in the field, the formula will be stored as the formula for the current column, evaluated and the current field replaced with the result. If the field contains only ‘=’, the previously stored formula for this column is used. For each column, Org will only remember the most recently used formula. In the ‘#+TBLFM:’ line, column formulas will look like ‘$4=$1+$2’. The left-hand side of a column formula cannot currently be the name of column, it must be the numeric column reference.

Instead of typing an equation into the field, you may also use the following command:

C-c =
Install a new formula for the current column and replace current field with the result of the formula. The command prompts for a formula, with default taken from the ‘#+TBLFM’ line, applies it to the current field and stores it. With a numeric prefix argument(e.g., will apply it to that many consecutive fields in the current column.


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3.5.6 Editing and debugging formulas

You can edit individual formulas in the minibuffer or directly in the field. Org can also prepare a special buffer with all active formulas of a table. When offering a formula for editing, Org converts references to the standard format (like B3 or D&) if possible. If you prefer to only work with the internal format (like @3$2 or $4), configure the variable org-table-use-standard-references.

C-c =
C-u C-c =
Edit the formula associated with the current column/field in the minibuffer. See Column formulas, and Field formulas.
C-u C-u C-c =
Re-insert the active formula (either a field formula, or a column formula) into the current field, so that you can edit it directly in the field. The advantage over editing in the minibuffer is that you can use the command C-c ?.
C-c ?
While editing a formula in a table field, highlight the field(s) referenced by the reference at the cursor position in the formula.
C-c }
Toggle the display of row and column numbers for a table, using overlays. These are updated each time the table is aligned; you can force it with C-c C-c.
C-c {
Toggle the formula debugger on and off. See below.
C-c '
Edit all formulas for the current table in a special buffer, where the formulas will be displayed one per line. If the current field has an active formula, the cursor in the formula editor will mark it. While inside the special buffer, Org will automatically highlight any field or range reference at the cursor position. You may edit, remove and add formulas, and use the following commands:
C-c C-c
C-x C-s
Exit the formula editor and store the modified formulas. With C-u prefix, also apply the new formulas to the entire table.
C-c C-q
Exit the formula editor without installing changes.
C-c C-r
Toggle all references in the formula editor between standard (like B3) and internal (like @3$2).
<TAB>
Pretty-print or indent Lisp formula at point. When in a line containing a Lisp formula, format the formula according to Emacs Lisp rules. Another <TAB> collapses the formula back again. In the open formula, <TAB> re-indents just like in Emacs Lisp mode.
M-<TAB>
Complete Lisp symbols, just like in Emacs Lisp mode.
S-<up>/<down>/<left>/<right>
Shift the reference at point. For example, if the reference is B3 and you press S-<right>, it will become C3. This also works for relative references and for hline references.
M-S-<up>/<down>
Move the test line for column formulas in the Org buffer up and down.
M-<up>/<down>
Scroll the window displaying the table.
C-c }
Turn the coordinate grid in the table on and off.

Making a table field blank does not remove the formula associated with the field, because that is stored in a different line (the ‘#+TBLFM’ line)—during the next recalculation the field will be filled again. To remove a formula from a field, you have to give an empty reply when prompted for the formula, or to edit the ‘#+TBLFM’ line.

You may edit the ‘#+TBLFM’ directly and re-apply the changed equations with C-c C-c in that line or with the normal recalculation commands in the table.

Debugging formulas

When the evaluation of a formula leads to an error, the field content becomes the string ‘#ERROR’. If you would like see what is going on during variable substitution and calculation in order to find a bug, turn on formula debugging in the Tbl menu and repeat the calculation, for example by pressing C-u C-u C-c = <RET> in a field. Detailed information will be displayed.


Next: , Previous: Editing and debugging formulas, Up: The spreadsheet

3.5.7 Updating the table

Recalculation of a table is normally not automatic, but needs to be triggered by a command. See Advanced features, for a way to make recalculation at least semi-automatic.

In order to recalculate a line of a table or the entire table, use the following commands:

C-c *
Recalculate the current row by first applying the stored column formulas from left to right, and all field formulas in the current row.
C-u C-c *
C-u C-c C-c
Recompute the entire table, line by line. Any lines before the first hline are left alone, assuming that these are part of the table header.
C-u C-u C-c *
C-u C-u C-c C-c
Iterate the table by recomputing it until no further changes occur. This may be necessary if some computed fields use the value of other fields that are computed later in the calculation sequence.


Previous: Updating the table, Up: The spreadsheet

3.5.8 Advanced features

If you want the recalculation of fields to happen automatically, or if you want to be able to assign names to fields and columns, you need to reserve the first column of the table for special marking characters.

C-#
Rotate the calculation mark in first column through the states ‘’, ‘#’, ‘*’, ‘!’, ‘$’. When there is an active region, change all marks in the region.

Here is an example of a table that collects exam results of students and makes use of these features:

     |---+---------+--------+--------+--------+-------+------|
     |   | Student | Prob 1 | Prob 2 | Prob 3 | Total | Note |
     |---+---------+--------+--------+--------+-------+------|
     | ! |         |     P1 |     P2 |     P3 |   Tot |      |
     | # | Maximum |     10 |     15 |     25 |    50 | 10.0 |
     | ^ |         |     m1 |     m2 |     m3 |    mt |      |
     |---+---------+--------+--------+--------+-------+------|
     | # | Peter   |     10 |      8 |     23 |    41 |  8.2 |
     | # | Sam     |      2 |      4 |      3 |     9 |  1.8 |
     |---+---------+--------+--------+--------+-------+------|
     |   | Average |        |        |        |  29.7 |      |
     | ^ |         |        |        |        |    at |      |
     | $ | max=50  |        |        |        |       |      |
     |---+---------+--------+--------+--------+-------+------|
     #+TBLFM: $6=vsum($P1..$P3)::$7=10*$Tot/$max;%.1f::$at=vmean(@-II..@-I);%.1f

Important: Please note that for these special tables, recalculating the table with C-u C-c * will only affect rows that are marked ‘#’ or ‘*’, and fields that have a formula assigned to the field itself. The column formulas are not applied in rows with empty first field.

The marking characters have the following meaning:

!
The fields in this line define names for the columns, so that you may refer to a column as ‘$Tot’ instead of ‘$6’.
^
This row defines names for the fields above the row. With such a definition, any formula in the table may use ‘$m1’ to refer to the value ‘10’. Also, if you assign a formula to a names field, it will be stored as ‘$name=...’.
_
Similar to ‘^’, but defines names for the fields in the row below.
$
Fields in this row can define parameters for formulas. For example, if a field in a ‘$’ row contains ‘max=50’, then formulas in this table can refer to the value 50 using ‘$max’. Parameters work exactly like constants, only that they can be defined on a per-table basis.
#
Fields in this row are automatically recalculated when pressing <TAB> or <RET> or S-<TAB> in this row. Also, this row is selected for a global recalculation with C-u C-c *. Unmarked lines will be left alone by this command.
*
Selects this line for global recalculation with C-u C-c *, but not for automatic recalculation. Use this when automatic recalculation slows down editing too much.
Unmarked lines are exempt from recalculation with C-u C-c *. All lines that should be recalculated should be marked with ‘#’ or ‘*’.
/
Do not export this line. Useful for lines that contain the narrowing ‘<N>’ markers.

Finally, just to whet your appetite for what can be done with the fantastic calc.el package, here is a table that computes the Taylor series of degree n at location x for a couple of functions.

     |---+-------------+---+-----+--------------------------------------|
     |   | Func        | n | x   | Result                               |
     |---+-------------+---+-----+--------------------------------------|
     | # | exp(x)      | 1 | x   | 1 + x                                |
     | # | exp(x)      | 2 | x   | 1 + x + x^2 / 2                      |
     | # | exp(x)      | 3 | x   | 1 + x + x^2 / 2 + x^3 / 6            |
     | # | x^2+sqrt(x) | 2 | x=0 | x*(0.5 / 0) + x^2 (2 - 0.25 / 0) / 2 |
     | # | x^2+sqrt(x) | 2 | x=1 | 2 + 2.5 x - 2.5 + 0.875 (x - 1)^2    |
     | * | tan(x)      | 3 | x   | 0.0175 x + 1.77e-6 x^3               |
     |---+-------------+---+-----+--------------------------------------|
     #+TBLFM: $5=taylor($2,$4,$3);n3


Previous: The spreadsheet, Up: Tables

3.6 Org-Plot

Org-Plot can produce 2D and 3D graphs of information stored in org tables using Gnuplot http://www.gnuplot.info/ and gnuplot-mode http://cars9.uchicago.edu/~ravel/software/gnuplot-mode.html. To see this in action, ensure that you have both Gnuplot and Gnuplot mode installed on your system, then call org-plot/gnuplot on the following table.

     #+PLOT: title:"Citas" ind:1 deps:(3) type:2d with:histograms set:"yrange [0:]"
     | Sede      | Max cites | H-index |
     |-----------+-----------+---------|
     | Chile     |    257.72 |   21.39 |
     | Leeds     |    165.77 |   19.68 |
     | Sao Paolo |     71.00 |   11.50 |
     | Stockholm |    134.19 |   14.33 |
     | Morelia   |    257.56 |   17.67 |

Notice that Org Plot is smart enough to apply the table's headers as labels. Further control over the labels, type, content, and appearance of plots can be exercised through the #+PLOT: lines preceding a table. See below for a complete list of Org-plot options. For more information and examples see the Org-plot tutorial at http://orgmode.org/worg/org-tutorials/org-plot.php.

Plot Options
set
Specify any gnuplot option to be set when graphing.
title
Specify the title of the plot.
ind
Specify which column of the table to use as the x axis.
deps
Specify the columns to graph as a Lisp style list, surrounded by parentheses and separated by spaces for example dep:(3 4) to graph the third and fourth columns (defaults to graphing all other columns aside from the ind column).
type
Specify whether the plot will be 2d, 3d, or grid.
with
Specify a with option to be inserted for every col being plotted (e.g., Defaults to lines.
file
If you want to plot to a file, specify "path/to/desired/output-file".
labels
List of labels to be used for the deps (defaults to the column headers if they exist).
line
Specify an entire line to be inserted in the Gnuplot script.
map
When plotting 3d or grid types, set this to t to graph a flat mapping rather than a 3d slope.
timefmt
Specify format of Org-mode timestamps as they will be parsed by Gnuplot. Defaults to ‘%Y-%m-%d-%H:%M:%S’.
script
If you want total control, you can specify a script file (place the file name between double-quotes) which will be used to plot. Before plotting, every instance of $datafile in the specified script will be replaced with the path to the generated data file. Note: Even if you set this option, you may still want to specify the plot type, as that can impact the content of the data file.


Next: , Previous: Tables, Up: Top

4 Hyperlinks

Like HTML, Org provides links inside a file, external links to other files, Usenet articles, emails, and much more.


Next: , Previous: Hyperlinks, Up: Hyperlinks

4.1 Link format

Org will recognize plain URL-like links and activate them as clickable links. The general link format, however, looks like this:

     [[link][description]]       or alternatively           [[link]]

Once a link in the buffer is complete (all brackets present), Org will change the display so that ‘description’ is displayed instead of ‘[[link][description]]’ and ‘link’ is displayed instead of ‘[[link]]’. Links will be highlighted in the face org-link, which by default is an underlined face. You can directly edit the visible part of a link. Note that this can be either the ‘link’ part (if there is no description) or the ‘description’ part. To edit also the invisible ‘link’ part, use C-c C-l with the cursor on the link.

If you place the cursor at the beginning or just behind the end of the displayed text and press <BACKSPACE>, you will remove the (invisible) bracket at that location. This makes the link incomplete and the internals are again displayed as plain text. Inserting the missing bracket hides the link internals again. To show the internal structure of all links, use the menu entry Org->Hyperlinks->Literal links.


Next: , Previous: Link format, Up: Hyperlinks

4.2 Internal links

If the link does not look like a URL, it is considered to be internal in the current file. The most important case is a link like ‘[[#my-custom-id]]’ which will link to the entry with the CUSTOM_ID property ‘my-custom-id’. Such custom IDs are very good for HTML export (see HTML export) where they produce pretty section links. You are responsible yourself to make sure these custom IDs are unique in a file.

Links such as ‘[[My Target]]’ or ‘[[My Target][Find my target]]’ lead to a text search in the current file.

The link can be followed with C-c C-o when the cursor is on the link, or with a mouse click (see Handling links). Links to custom IDs will point to the corresponding headline. The preferred match for a text link is a dedicated target: the same string in double angular brackets. Targets may be located anywhere; sometimes it is convenient to put them into a comment line. For example

     # <<My Target>>

In HTML export (see HTML export), such targets will become named anchors for direct access through ‘http’ links18.

If no dedicated target exists, Org will search for the words in the link. In the above example the search would be for ‘my target’. Links starting with a star like ‘*My Target’ restrict the search to headlines19. When searching, Org mode will first try an exact match, but then move on to more and more lenient searches. For example, the link ‘[[*My Targets]]’ will find any of the following:

     ** My targets
     ** TODO my targets are bright
     ** my 20 targets are

Following a link pushes a mark onto Org's own mark ring. You can return to the previous position with C-c &. Using this command several times in direct succession goes back to positions recorded earlier.


Previous: Internal links, Up: Internal links

4.2.1 Radio targets

Org can automatically turn any occurrences of certain target names in normal text into a link. So without explicitly creating a link, the text connects to the target radioing its position. Radio targets are enclosed by triple angular brackets. For example, a target ‘<<<My Target>>>’ causes each occurrence of ‘my target’ in normal text to become activated as a link. The Org file is scanned automatically for radio targets only when the file is first loaded into Emacs. To update the target list during editing, press C-c C-c with the cursor on or at a target.


Next: , Previous: Internal links, Up: Hyperlinks

4.3 External links

Org supports links to files, websites, Usenet and email messages, BBDB database entries and links to both IRC conversations and their logs. External links are URL-like locators. They start with a short identifying string followed by a colon. There can be no space after the colon. The following list shows examples for each link type.

     http://www.astro.uva.nl/~dominik          on the web
     file:/home/dominik/images/jupiter.jpg     file, absolute path
     /home/dominik/images/jupiter.jpg          same as above
     file:papers/last.pdf                      file, relative path
     ./papers/last.pdf                         same as above
     file:projects.org                         another Org file
     file:projects.org::some words             text search in Org file
     file:projects.org::*task title            heading search in Org file
     id:B7423F4D-2E8A-471B-8810-C40F074717E9   Link to heading by ID
     news:comp.emacs                           Usenet link
     mailto:adent@galaxy.net                   Mail link
     vm:folder                                 VM folder link
     vm:folder#id                              VM message link
     vm://myself@some.where.org/folder#id      VM on remote machine
     wl:folder                                 WANDERLUST folder link
     wl:folder#id                              WANDERLUST message link
     mhe:folder                                MH-E folder link
     mhe:folder#id                             MH-E message link
     rmail:folder                              RMAIL folder link
     rmail:folder#id                           RMAIL message link
     gnus:group                                Gnus group link
     gnus:group#id                             Gnus article link
     bbdb:R.*Stallman                          BBDB link (with regexp)
     irc:/irc.com/#emacs/bob                   IRC link
     shell:ls *.org                            A shell command
     elisp:org-agenda                          Interactive Elisp command
     elisp:(find-file-other-frame "Elisp.org") Elisp form to evaluate

A link should be enclosed in double brackets and may contain a descriptive text to be displayed instead of the URL (see Link format), for example:

     [[http://www.gnu.org/software/emacs/][GNU Emacs]]

If the description is a file name or URL that points to an image, HTML export (see HTML export) will inline the image as a clickable button. If there is no description at all and the link points to an image, that image will be inlined into the exported HTML file.

Org also finds external links in the normal text and activates them as links. If spaces must be part of the link (for example in ‘bbdb:Richard Stallman’), or if you need to remove ambiguities about the end of the link, enclose them in square brackets.


Next: , Previous: External links, Up: Hyperlinks

4.4 Handling links

Org provides methods to create a link in the correct syntax, to insert it into an Org file, and to follow the link.

C-c l
Store a link to the current location. This is a global command (you must create the key binding yourself) which can be used in any buffer to create a link. The link will be stored for later insertion into an Org buffer (see below). What kind of link will be created depends on the current buffer:

Org-mode buffers
For Org files, if there is a ‘<<target>>’ at the cursor, the link points to the target. Otherwise it points to the current headline, which will also be the description.

If the headline has a CUSTOM_ID property, a link to this custom ID will be stored. In addition or alternatively (depending on the value of org-link-to-org-use-id), a globally unique ID property will be created and/or used to construct a link. So using this command in Org buffers will potentially create two links: A human-readable from the custom ID, and one that is globally unique and works even if the entry is moved from file to file. Later, when inserting the link, you need to decide which one to use.

Email/News clients: VM, Rmail, Wanderlust, MH-E, Gnus
Pretty much all Emacs mail clients are supported. The link will point to the current article, or, in some GNUS buffers, to the group. The description is constructed from the author and the subject.

Web browsers: W3 and W3M
Here the link will be the current URL, with the page title as description.

Contacts: BBDB
Links created in a BBDB buffer will point to the current entry.

Chat: IRC
For IRC links, if you set the variable org-irc-link-to-logs to t, a ‘file:/’ style link to the relevant point in the logs for the current conversation is created. Otherwise an ‘irc:/’ style link to the user/channel/server under the point will be stored.

Other files
For any other files, the link will point to the file, with a search string (see Search options) pointing to the contents of the current line. If there is an active region, the selected words will form the basis of the search string. If the automatically created link is not working correctly or accurately enough, you can write custom functions to select the search string and to do the search for particular file types—see Custom searches. The key binding C-c l is only a suggestion—see Installation.

C-c C-l
Insert a link20. This prompts for a link to be inserted into the buffer. You can just type a link, using text for an internal link, or one of the link type prefixes mentioned in the examples above. The link will be inserted into the buffer21, along with a descriptive text. If some text was selected when this command is called, the selected text becomes the default description.

Inserting stored links
All links stored during the current session are part of the history for this prompt, so you can access them with <up> and <down> (or M-p/n).

Completion support
Completion with <TAB> will help you to insert valid link prefixes like ‘http:’ or ‘ftp:’, including the prefixes defined through link abbreviations (see Link abbreviations). If you press <RET> after inserting only the prefix, Org will offer specific completion support for some link types22 For example, if you type file <RET>, file name completion (alternative access: C-u C-c C-l, see below) will be offered, and after bbdb <RET> you can complete contact names.

C-u C-c C-l
When C-c C-l is called with a C-u prefix argument, a link to a file will be inserted and you may use file name completion to select the name of the file. The path to the file is inserted relative to the directory of the current Org file, if the linked file is in the current directory or in a sub-directory of it, or if the path is written relative to the current directory using ‘../’. Otherwise an absolute path is used, if possible with ‘~/’ for your home directory. You can force an absolute path with two C-u prefixes.
C-c C-l (with cursor on existing link)
When the cursor is on an existing link, C-c C-l allows you to edit the link and description parts of the link.
C-c C-o or <RET>
Open link at point. This will launch a web browser for URLs (using browse-url-at-point), run VM/MH-E/Wanderlust/Rmail/Gnus/BBDB for the corresponding links, and execute the command in a shell link. When the cursor is on an internal link, this commands runs the corresponding search. When the cursor is on a TAG list in a headline, it creates the corresponding TAGS view. If the cursor is on a timestamp, it compiles the agenda for that date. Furthermore, it will visit text and remote files in ‘file:’ links with Emacs and select a suitable application for local non-text files. Classification of files is based on file extension only. See option org-file-apps. If you want to override the default application and visit the file with Emacs, use a C-u prefix. If you want to avoid opening in Emacs, use a C-u C-u prefix.
mouse-2
mouse-1
On links, mouse-2 will open the link just as C-c C-o would. Under Emacs 22, mouse-1 will also follow a link.
mouse-3
Like mouse-2, but force file links to be opened with Emacs, and internal links to be displayed in another window23.
C-c %
Push the current position onto the mark ring, to be able to return easily. Commands following an internal link do this automatically.
C-c &
Jump back to a recorded position. A position is recorded by the commands following internal links, and by C-c %. Using this command several times in direct succession moves through a ring of previously recorded positions.
C-c C-x C-n
C-c C-x C-p
Move forward/backward to the next link in the buffer. At the limit of the buffer, the search fails once, and then wraps around. The key bindings for this are really too long, you might want to bind this also to C-n and C-p
          (add-hook 'org-load-hook
            (lambda ()
              (define-key 'org-mode-map "\C-n" 'org-next-link)
              (define-key 'org-mode-map "\C-p" 'org-previous-link)))


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4.5 Using links outside Org

You can insert and follow links that have Org syntax not only in Org, but in any Emacs buffer. For this, you should create two global commands, like this (please select suitable global keys yourself):

     (global-set-key "\C-c L" 'org-insert-link-global)
     (global-set-key "\C-c o" 'org-open-at-point-global)


Next: , Previous: Using links outside Org, Up: Hyperlinks

4.6 Link abbreviations

Long URLs can be cumbersome to type, and often many similar links are needed in a document. For this you can use link abbreviations. An abbreviated link looks like this

     [[linkword:tag][description]]

where the tag is optional. The linkword must be a word; letter, numbers, ‘-’, and ‘_’ are allowed here. Abbreviations are resolved according to the information in the variable org-link-abbrev-alist that relates the linkwords to replacement text. Here is an example:

     (setq org-link-abbrev-alist
       '(("bugzilla" . "http://10.1.2.9/bugzilla/show_bug.cgi?id=")
         ("google"   . "http://www.google.com/search?q=")
         ("ads"      . "http://adsabs.harvard.edu/cgi-bin/
                        nph-abs_connect?author=%s&db_key=AST")))

If the replacement text contains the string ‘%s’, it will be replaced with the tag. Otherwise the tag will be appended to the string in order to create the link. You may also specify a function that will be called with the tag as the only argument to create the link.

With the above setting, you could link to a specific bug with [[bugzilla:129]], search the web for ‘OrgMode’ with [[google:OrgMode]] and find out what the Org author is doing besides Emacs hacking with [[ads:Dominik,C]].

If you need special abbreviations just for a single Org buffer, you can define them in the file with

     #+LINK: bugzilla  http://10.1.2.9/bugzilla/show_bug.cgi?id=
     #+LINK: google    http://www.google.com/search?q=%s

In-buffer completion (see Completion) can be used after ‘[’ to complete link abbreviations. You may also define a function org-PREFIX-complete-link that implements special (e.g., support for inserting such a link with C-c C-l. Such a function should not accept any arguments, and return the full link with prefix.


Next: , Previous: Link abbreviations, Up: Hyperlinks

4.7 Search options in file links

File links can contain additional information to make Emacs jump to a particular location in the file when following a link. This can be a line number or a search option after a double24 colon. For example, when the command C-c l creates a link (see Handling links) to a file, it encodes the words in the current line as a search string that can be used to find this line back later when following the link with C-c C-o.

Here is the syntax of the different ways to attach a search to a file link, together with an explanation:

     [[file:~/code/main.c::255]]
     [[file:~/xx.org::My Target]]
     [[file:~/xx.org::*My Target]]
     [[file:~/xx.org::/regexp/]]
255
Jump to line 255.
My Target
Search for a link target ‘<<My Target>>’, or do a text search for ‘my target’, similar to the search in internal links, see Internal links. In HTML export (see HTML export), such a file link will become an HTML reference to the corresponding named anchor in the linked file.
*My Target
In an Org file, restrict search to headlines.
/regexp/
Do a regular expression search for regexp. This uses the Emacs command occur to list all matches in a separate window. If the target file is in Org mode, org-occur is used to create a sparse tree with the matches.

As a degenerate case, a file link with an empty file name can be used to search the current file. For example, [[file:::find me]] does a search for ‘find me’ in the current file, just as ‘[[find me]]’ would.


Previous: Search options, Up: Hyperlinks

4.8 Custom Searches

The default mechanism for creating search strings and for doing the actual search related to a file link may not work correctly in all cases. For example, BibTeX database files have many entries like ‘year="1993"’ which would not result in good search strings, because the only unique identification for a BibTeX entry is the citation key.

If you come across such a problem, you can write custom functions to set the right search string for a particular file type, and to do the search for the string in the file. Using add-hook, these functions need to be added to the hook variables org-create-file-search-functions and org-execute-file-search-functions. See the docstring for these variables for more information. Org actually uses this mechanism for BibTeX database files, and you can use the corresponding code as an implementation example. See the file org-bibtex.el.


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5 TODO Items

Org mode does not maintain TODO lists as separate documents25. Instead, TODO items are an integral part of the notes file, because TODO items usually come up while taking notes! With Org mode, simply mark any entry in a tree as being a TODO item. In this way, information is not duplicated, and the entire context from which the TODO item emerged is always present.

Of course, this technique for managing TODO items scatters them throughout your notes file. Org mode compensates for this by providing methods to give you an overview of all the things that you have to do.


Next: , Previous: TODO Items, Up: TODO Items

5.1 Basic TODO functionality

Any headline becomes a TODO item when it starts with the word ‘TODO’, for example:

     *** TODO Write letter to Sam Fortune

The most important commands to work with TODO entries are:

C-c C-t
Rotate the TODO state of the current item among
          ,-> (unmarked) -> TODO -> DONE --.
          '--------------------------------'

The same rotation can also be done “remotely” from the timeline and agenda buffers with the t command key (see Agenda commands).


C-u C-c C-t
Select a specific keyword using completion or (if it has been set up) the fast selection interface. For the latter, you need to assign keys to TODO states, see Per-file keywords, and Setting tags, for more information.


S-<right>
S-<left>
Select the following/preceding TODO state, similar to cycling. Useful mostly if more than two TODO states are possible (see TODO extensions). See also Conflicts, for a discussion of the interaction with shift-selection-mode. See also the variable org-treat-S-cursor-todo-selection-as-state-change.
C-c C-v
C-c / t
View TODO items in a sparse tree (see Sparse trees). Folds the entire buffer, but shows all TODO items and the headings hierarchy above them. With a prefix argument, search for a specific TODO. You will be prompted for the keyword, and you can also give a list of keywords like KWD1|KWD2|... to list entries that match any one of these keywords. With numeric prefix argument N, show the tree for the Nth keyword in the variable org-todo-keywords. With two prefix arguments, find all TODO and DONE entries.
C-c a t
Show the global TODO list. Collects the TODO items from all agenda files (see Agenda Views) into a single buffer. The new buffer will be in agenda-mode, which provides commands to examine and manipulate the TODO entries from the new buffer (see Agenda commands). See Global TODO list, for more information.
S-M-<RET>
Insert a new TODO entry below the current one.

Changing a TODO state can also trigger tag changes. See the docstring of the option org-todo-state-tags-triggers for details.


Next: , Previous: TODO basics, Up: TODO Items

5.2 Extended use of TODO keywords

By default, marked TODO entries have one of only two states: TODO and DONE. Org mode allows you to classify TODO items in more complex ways with TODO keywords (stored in org-todo-keywords). With special setup, the TODO keyword system can work differently in different files.

Note that tags are another way to classify headlines in general and TODO items in particular (see Tags).


Next: , Previous: TODO extensions, Up: TODO extensions

5.2.1 TODO keywords as workflow states

You can use TODO keywords to indicate different sequential states in the process of working on an item, for example26:

     (setq org-todo-keywords
       '((sequence "TODO" "FEEDBACK" "VERIFY" "|" "DONE" "DELEGATED")))

The vertical bar separates the TODO keywords (states that need action) from the DONE states (which need no further action). If you don't provide the separator bar, the last state is used as the DONE state. With this setup, the command C-c C-t will cycle an entry from TODO to FEEDBACK, then to VERIFY, and finally to DONE and DELEGATED. You may also use a numeric prefix argument to quickly select a specific state. For example C-3 C-c C-t will change the state immediately to VERIFY. Or you can use S-<left> to go backward through the sequence. If you define many keywords, you can use in-buffer completion (see Completion) or even a special one-key selection scheme (see Fast access to TODO states) to insert these words into the buffer. Changing a TODO state can be logged with a timestamp, see Tracking TODO state changes, for more information.


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5.2.2 TODO keywords as types

The second possibility is to use TODO keywords to indicate different types of action items. For example, you might want to indicate that items are for “work” or “home”. Or, when you work with several people on a single project, you might want to assign action items directly to persons, by using their names as TODO keywords. This would be set up like this:

     (setq org-todo-keywords '((type "Fred" "Sara" "Lucy" "|" "DONE")))

In this case, different keywords do not indicate a sequence, but rather different types. So the normal work flow would be to assign a task to a person, and later to mark it DONE. Org mode supports this style by adapting the workings of the command C-c C-t27. When used several times in succession, it will still cycle through all names, in order to first select the right type for a task. But when you return to the item after some time and execute C-c C-t again, it will switch from any name directly to DONE. Use prefix arguments or completion to quickly select a specific name. You can also review the items of a specific TODO type in a sparse tree by using a numeric prefix to C-c C-v. For example, to see all things Lucy has to do, you would use C-3 C-c C-v. To collect Lucy's items from all agenda files into a single buffer, you would use the numeric prefix argument as well when creating the global TODO list: C-3 C-c t.


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5.2.3 Multiple keyword sets in one file

Sometimes you may want to use different sets of TODO keywords in parallel. For example, you may want to have the basic TODO/DONE, but also a workflow for bug fixing, and a separate state indicating that an item has been canceled (so it is not DONE, but also does not require action). Your setup would then look like this:

     (setq org-todo-keywords
           '((sequence "TODO" "|" "DONE")
             (sequence "REPORT" "BUG" "KNOWNCAUSE" "|" "FIXED")
             (sequence "|" "CANCELED")))

The keywords should all be different, this helps Org mode to keep track of which subsequence should be used for a given entry. In this setup, C-c C-t only operates within a subsequence, so it switches from DONE to (nothing) to TODO, and from FIXED to (nothing) to REPORT. Therefore you need a mechanism to initially select the correct sequence. Besides the obvious ways like typing a keyword or using completion, you may also apply the following commands:

C-u C-u C-c C-t
C-S-<right>
C-S-<left>
These keys jump from one TODO subset to the next. In the above example, C-u C-u C-c C-t or C-S-<right> would jump from TODO or DONE to REPORT, and any of the words in the second row to CANCELED. Note that the C-S- key binding conflict with shift-selection-mode (see Conflicts).
S-<right>
S-<left>
S-<<left>> and S-<<right>> and walk through all keywords from all sets, so for example S-<<right>> would switch from DONE to REPORT in the example above. See also Conflicts, for a discussion of the interaction with shift-selection-mode.


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5.2.4 Fast access to TODO states

If you would like to quickly change an entry to an arbitrary TODO state instead of cycling through the states, you can set up keys for single-letter access to the states. This is done by adding the section key after each keyword, in parentheses. For example:

     (setq org-todo-keywords
           '((sequence "TODO(t)" "|" "DONE(d)")
             (sequence "REPORT(r)" "BUG(b)" "KNOWNCAUSE(k)" "|" "FIXED(f)")
             (sequence "|" "CANCELED(c)")))

If you then press C-c C-t followed by the selection key, the entry will be switched to this state. <SPC> can be used to remove any TODO keyword from an entry.28


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5.2.5 Setting up keywords for individual files

It can be very useful to use different aspects of the TODO mechanism in different files. For file-local settings, you need to add special lines to the file which set the keywords and interpretation for that file only. For example, to set one of the two examples discussed above, you need one of the following lines, starting in column zero anywhere in the file:

     #+TODO: TODO FEEDBACK VERIFY | DONE CANCELED

(you may also write #+SEQ_TODO to be explicit about the interpretation, but it means the same as #+TODO), or

     #+TYP_TODO: Fred Sara Lucy Mike | DONE

A setup for using several sets in parallel would be:

     #+TODO: TODO | DONE
     #+TODO: REPORT BUG KNOWNCAUSE | FIXED
     #+TODO: | CANCELED

To make sure you are using the correct keyword, type ‘#+’ into the buffer and then use M-<TAB> completion.

Remember that the keywords after the vertical bar (or the last keyword if no bar is there) must always mean that the item is DONE (although you may use a different word). After changing one of these lines, use C-c C-c with the cursor still in the line to make the changes known to Org mode29.


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5.2.6 Faces for TODO keywords

Org mode highlights TODO keywords with special faces: org-todo for keywords indicating that an item still has to be acted upon, and org-done for keywords indicating that an item is finished. If you are using more than 2 different states, you might want to use special faces for some of them. This can be done using the variable org-todo-keyword-faces. For example:

     (setq org-todo-keyword-faces
           '(("TODO"      . org-warning)
             ("DEFERRED"  . shadow)
             ("CANCELED"  . (:foreground "blue" :weight bold))))

While using a list with face properties as shown for CANCELED should work, this does not aways seem to be the case. If necessary, define a special face and use that.


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5.2.7 TODO dependencies

The structure of Org files (hierarchy and lists) makes it easy to define TODO dependencies. Usually, a parent TODO task should not be marked DONE until all subtasks (defined as children tasks) are marked as DONE. And sometimes there is a logical sequence to a number of (sub)tasks, so that one task cannot be acted upon before all siblings above it are done. If you customize the variable org-enforce-todo-dependencies, Org will block entries from changing state to DONE while they have children that are not DONE. Furthermore, if an entry has a property ORDERED, each of its children will be blocked until all earlier siblings are marked DONE. Here is an example:

     * TODO Blocked until (two) is done
     ** DONE one
     ** TODO two
     
     * Parent
       :PROPERTIES:
         :ORDERED: t
       :END:
     ** TODO a
     ** TODO b, needs to wait for (a)
     ** TODO c, needs to wait for (a) and (b)
C-c C-x o
Toggle the ORDERED property of the current entry. A property is used for this behavior because this should be local to the current entry, not inherited like a tag. However, if you would like to track the value of this property with a tag for better visibility, customize the variable org-track-ordered-property-with-tag.
C-u C-u C-u C-c C-t
Change TODO state, circumventing any state blocking.

If you set the variable org-agenda-dim-blocked-tasks, TODO entries that cannot be closed because of such dependencies will be shown in a dimmed font or even made invisible in agenda views (see Agenda Views).

You can also block changes of TODO states by looking at checkboxes (see Checkboxes). If you set the variable org-enforce-todo-checkbox-dependencies, an entry that has unchecked checkboxes will be blocked from switching to DONE.

If you need more complex dependency structures, for example dependencies between entries in different trees or files, check out the contributed module org-depend.el.


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5.3 Progress logging

Org mode can automatically record a timestamp and possibly a note when you mark a TODO item as DONE, or even each time you change the state of a TODO item. This system is highly configurable, settings can be on a per-keyword basis and can be localized to a file or even a subtree. For information on how to clock working time for a task, see Clocking work time.


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5.3.1 Closing items

The most basic logging is to keep track of when a certain TODO item was finished. This is achieved with30.

     (setq org-log-done 'time)

Then each time you turn an entry from a TODO (not-done) state into any of the DONE states, a line ‘CLOSED: [timestamp]’ will be inserted just after the headline. If you turn the entry back into a TODO item through further state cycling, that line will be removed again. If you want to record a note along with the timestamp, use31

     (setq org-log-done 'note)

You will then be prompted for a note, and that note will be stored below the entry with a ‘Closing Note’ heading.

In the timeline (see Timeline) and in the agenda (see Weekly/daily agenda), you can then use the l key to display the TODO items with a ‘CLOSED’ timestamp on each day, giving you an overview of what has been done.


Previous: Closing items, Up: Progress logging

5.3.2 Tracking TODO state changes

When TODO keywords are used as workflow states (see Workflow states), you might want to keep track of when a state change occurred and maybe take a note about this change. You can either record just a timestamp, or a time-stamped note for a change. These records will be inserted after the headline as an itemized list, newest first32. When taking a lot of notes, you might want to get the notes out of the way into a drawer (see Drawers). Customize the variable org-log-into-drawer to get this behavior—the recommended drawer for this is called LOGBOOK. You can also overrule the setting of this variable for a subtree by setting a LOG_INTO_DRAWER property.

Since it is normally too much to record a note for every state, Org mode expects configuration on a per-keyword basis for this. This is achieved by adding special markers ‘!’ (for a timestamp) and ‘@’ (for a note) in parentheses after each keyword. For example, with the setting

     (setq org-todo-keywords
       '((sequence "TODO(t)" "WAIT(w@/!)" "|" "DONE(d!)" "CANCELED(c@)")))

you not only define global TODO keywords and fast access keys, but also request that a time is recorded when the entry is set to DONE33, and that a note is recorded when switching to WAIT or CANCELED. The setting for WAIT is even more special: The ‘!’ after the slash means that in addition to the note taken when entering the state, a timestamp should be recorded when leaving the WAIT state, if and only if the target state does not configure logging for entering it. So it has no effect when switching from WAIT to DONE, because DONE is configured to record a timestamp only. But when switching from WAIT back to TODO, the ‘/!’ in the WAIT setting now triggers a timestamp even though TODO has no logging configured.

You can use the exact same syntax for setting logging preferences local to a buffer:

     #+TODO: TODO(t) WAIT(w@/!) | DONE(d!) CANCELED(c@)

In order to define logging settings that are local to a subtree or a single item, define a LOGGING property in this entry. Any non-empty LOGGING property resets all logging settings to nil. You may then turn on logging for this specific tree using STARTUP keywords like lognotedone or logrepeat, as well as adding state specific settings like TODO(!). For example

     * TODO Log each state with only a time
       :PROPERTIES:
       :LOGGING: TODO(!) WAIT(!) DONE(!) CANCELED(!)
       :END:
     * TODO Only log when switching to WAIT, and when repeating
       :PROPERTIES:
       :LOGGING: WAIT(@) logrepeat
       :END:
     * TODO No logging at all
       :PROPERTIES:
       :LOGGING: nil
       :END:


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5.4 Priorities

If you use Org mode extensively, you may end up enough TODO items that it starts to make sense to prioritize them. Prioritizing can be done by placing a priority cookie into the headline of a TODO item, like this

     *** TODO [#A] Write letter to Sam Fortune

By default, Org mode supports three priorities: ‘A’, ‘B’, and ‘C’. ‘A’ is the highest priority. An entry without a cookie is treated as priority ‘B’. Priorities make a difference only in the agenda (see Weekly/daily agenda); outside the agenda, they have no inherent meaning to Org mode.

Priorities can be attached to any outline tree entries; they do not need to be TODO items.

C-c ,
Set the priority of the current headline. The command prompts for a priority character ‘A’, ‘B’ or ‘C’. When you press <SPC> instead, the priority cookie is removed from the headline. The priorities can also be changed “remotely” from the timeline and agenda buffer with the , command (see Agenda commands).
S-<up>
S-<down>
Increase/decrease priority of current headline34. Note that these keys are also used to modify timestamps (see Creating timestamps). See also Conflicts, for a discussion of the interaction with shift-selection-mode.

You can change the range of allowed priorities by setting the variables org-highest-priority, org-lowest-priority, and org-default-priority. For an individual buffer, you may set these values (highest, lowest, default) like this (please make sure that the highest priority is earlier in the alphabet than the lowest priority):

     #+PRIORITIES: A C B


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5.5 Breaking tasks down into subtasks

It is often advisable to break down large tasks into smaller, manageable subtasks. You can do this by creating an outline tree below a TODO item, with detailed subtasks on the tree35. To keep the overview over the fraction of subtasks that are already completed, insert either ‘[/]’ or ‘[%]’ anywhere in the headline. These cookies will be updates each time the todo status of a child changes. For example:

     * Organize Party [33%]
     ** TODO Call people [1/2]
     *** TODO Peter
     *** DONE Sarah
     ** TODO Buy food
     ** DONE Talk to neighbor

If a heading has both checkboxes and TODO children below it, the meaning of the statistics cookie become ambiguous. Set the property COOKIE_DATA to either ‘checkbox’ or ‘todo’ to resolve this issue.

If you would like a TODO entry to automatically change to DONE when all children are done, you can use the following setup:

     (defun org-summary-todo (n-done n-not-done)
       "Switch entry to DONE when all subentries are done, to TODO otherwise."
       (let (org-log-done org-log-states)   ; turn off logging
         (org-todo (if (= n-not-done 0) "DONE" "TODO"))))
     
     (add-hook 'org-after-todo-statistics-hook 'org-summary-todo)

Another possibility is the use of checkboxes to identify (a hierarchy of) a large number of subtasks (see Checkboxes).


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5.6 Checkboxes

Every item in a plain list (see Plain lists) can be made into a checkbox by starting it with the string ‘[ ]’. This feature is similar to TODO items (see TODO Items), but is more lightweight. Checkboxes are not included into the global TODO list, so they are often great to split a task into a number of simple steps. Or you can use them in a shopping list. To toggle a checkbox, use C-c C-c, or use the mouse (thanks to Piotr Zielinski's org-mouse.el).

Here is an example of a checkbox list.

     * TODO Organize party [2/4]
       - [-] call people [1/3]
         - [ ] Peter
         - [X] Sarah
         - [ ] Sam
       - [X] order food
       - [ ] think about what music to play
       - [X] talk to the neighbors

Checkboxes work hierarchically, so if a checkbox item has children that are checkboxes, toggling one of the children checkboxes will make the parent checkbox reflect if none, some, or all of the children are checked.

The ‘[2/4]’ and ‘[1/3]’ in the first and second line are cookies indicating how many checkboxes present in this entry have been checked off, and the total number of checkboxes present. This can give you an idea on how many checkboxes remain, even without opening a folded entry. The cookies can be placed into a headline or into (the first line of) a plain list item. Each cookie covers checkboxes of direct children structurally below the headline/item on which the cookie appears36. You have to insert the cookie yourself by typing either ‘[/]’ or ‘[%]’. With ‘[/]’ you get an ‘n out of m’ result, as in the examples above. With ‘[%]’ you get information about the percentage of checkboxes checked (in the above example, this would be ‘[50%]’ and ‘[33%]’, respectively). In a headline, a cookie can count either checkboxes below the heading or TODO states of children, and it will display whatever was changed last. Set the property COOKIE_DATA to either ‘checkbox’ or ‘todo’ to resolve this issue.

If the current outline node has an ORDERED property, checkboxes must be checked off in sequence, and an error will be thrown if you try to check off a box while there are unchecked boxes bove it.

The following commands work with checkboxes:

C-c C-c
Toggle checkbox status or (with prefix arg) checkbox presence at point. With double prefix argument, set it to ‘[-]’, which is considered to be an intermediate state.
C-c C-x C-b
Toggle checkbox status or (with prefix arg) checkbox presence at point. With double prefix argument, set it to ‘[-]’, which is considered to be an intermediate state.
M-S-<RET>
Insert a new item with a checkbox. This works only if the cursor is already in a plain list item (see Plain lists).
C-c C-x o
Toggle the ORDERED property of the entry, to toggle if checkboxes must be checked off in sequence. A property is used for this behavior because this should be local to the current entry, not inherited like a tag. However, if you would like to track the value of this property with a tag for better visibility, customize the variable org-track-ordered-property-with-tag.
C-c #
Update the checkbox statistics in the current outline entry. When called with a C-u prefix, update the entire file. Checkbox statistic cookies are updated automatically if you toggle checkboxes with C-c C-c and make new ones with M-S-<RET>. If you delete boxes or add/change them by hand, use this command to get things back into sync. Or simply toggle any checkbox twice with C-c C-c.


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6 Tags

An excellent way to implement labels and contexts for cross-correlating information is to assign tags to headlines. Org mode has extensive support for tags.

Every headline can contain a list of tags; they occur at the end of the headline. Tags are normal words containing letters, numbers, ‘_’, and ‘@’. Tags must be preceded and followed by a single colon, e.g.,, ‘:work:’. Several tags can be specified, as in ‘:work:urgent:’. Tags will by default be in bold face with the same color as the headline. You may specify special faces for specific tags using the variable org-tag-faces, in much the same way as you can for TODO keywords (see Faces for TODO keywords).


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6.1 Tag inheritance

Tags make use of the hierarchical structure of outline trees. If a heading has a certain tag, all subheadings will inherit the tag as well. For example, in the list

     * Meeting with the French group      :work:
     ** Summary by Frank                  :boss:notes:
     *** TODO Prepare slides for him      :action:

the final heading will have the tags ‘:work:’, ‘:boss:’, ‘:notes:’, and ‘:action:’ even though the final heading is not explicitly marked with those tags. You can also set tags that all entries in a file should inherit just as if these tags were defined in a hypothetical level zero that surrounds the entire file.

     #+FILETAGS: :Peter:Boss:Secret:

To limit tag inheritance to specific tags, or to turn it off entirely, use the variables org-use-tag-inheritance and org-tags-exclude-from-inheritance.

When a headline matches during a tags search while tag inheritance is turned on, all the sublevels in the same tree will (for a simple match form) match as well37. The list of matches may then become very long. If you only want to see the first tags match in a subtree, configure the variable org-tags-match-list-sublevels (not recommended).


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6.2 Setting tags

Tags can simply be typed into the buffer at the end of a headline. After a colon, M-<TAB> offers completion on tags. There is also a special command for inserting tags:

C-c C-q
Enter new tags for the current headline. Org mode will either offer completion or a special single-key interface for setting tags, see below. After pressing <RET>, the tags will be inserted and aligned to org-tags-column. When called with a C-u prefix, all tags in the current buffer will be aligned to that column, just to make things look nice. TAGS are automatically realigned after promotion, demotion, and TODO state changes (see TODO basics).
C-c C-c
When the cursor is in a headline, this does the same as C-c C-q.

Org will support tag insertion based on a list of tags. By default this list is constructed dynamically, containing all tags currently used in the buffer. You may also globally specify a hard list of tags with the variable org-tag-alist. Finally you can set the default tags for a given file with lines like

     #+TAGS: @work @home @tennisclub
     #+TAGS: laptop car pc sailboat

If you have globally defined your preferred set of tags using the variable org-tag-alist, but would like to use a dynamic tag list in a specific file, add an empty TAGS option line to that file:

     #+TAGS:

If you have a preferred set of tags that you would like to use in every file, in addition to those defined on a per-file basis by TAGS option lines, then you may specify a list of tags with the variable org-tag-persistent-alist. You may turn this off on a per-file basis by adding a STARTUP option line to that file:

     #+STARTUP: noptag

By default Org mode uses the standard minibuffer completion facilities for entering tags. However, it also implements another, quicker, tag selection method called fast tag selection. This allows you to select and deselect tags with just a single key press. For this to work well you should assign unique letters to most of your commonly used tags. You can do this globally by configuring the variable org-tag-alist in your .emacs file. For example, you may find the need to tag many items in different files with ‘:@home:’. In this case you can set something like:

     (setq org-tag-alist '(("@work" . ?w) ("@home" . ?h) ("laptop" . ?l)))

If the tag is only relevant to the file you are working on, then you can instead set the TAGS option line as:

     #+TAGS: @work(w)  @home(h)  @tennisclub(t)  laptop(l)  pc(p)

The tags interface will show the available tags in a splash window. If you want to start a new line after a specific tag, insert ‘\n’ into the tag list

     #+TAGS: @work(w)  @home(h)  @tennisclub(t) \n laptop(l)  pc(p)

or write them in two lines:

     #+TAGS: @work(w)  @home(h)  @tennisclub(t)
     #+TAGS: laptop(l)  pc(p)

You can also group together tags that are mutually exclusive by using braces, as in:

     #+TAGS: { @work(w)  @home(h)  @tennisclub(t) }  laptop(l)  pc(p)

you indicate that at most one of ‘@work’, ‘@home’, and ‘@tennisclub’ should be selected. Multiple such groups are allowed.

Don't forget to press C-c C-c with the cursor in one of these lines to activate any changes.

To set these mutually exclusive groups in the variable org-tags-alist, you must use the dummy tags :startgroup and :endgroup instead of the braces. Similarly, you can use :newline to indicate a line break. The previous example would be set globally by the following configuration:

     (setq org-tag-alist '((:startgroup . nil)
                           ("@work" . ?w) ("@home" . ?h)
                           ("@tennisclub" . ?t)
                           (:endgroup . nil)
                           ("laptop" . ?l) ("pc" . ?p)))

If at least one tag has a selection key then pressing C-c C-c will automatically present you with a special interface, listing inherited tags, the tags of the current headline, and a list of all valid tags with corresponding keys38. In this interface, you can use the following keys:

a-z...
Pressing keys assigned to tags will add or remove them from the list of tags in the current line. Selecting a tag in a group of mutually exclusive tags will turn off any other tags from that group.
<TAB>
Enter a tag in the minibuffer, even if the tag is not in the predefined list. You will be able to complete on all tags present in the buffer.
<SPC>
Clear all tags for this line.
<RET>
Accept the modified set.
C-g
Abort without installing changes.
q
If q is not assigned to a tag, it aborts like C-g.
!
Turn off groups of mutually exclusive tags. Use this to (as an exception) assign several tags from such a group.
C-c
Toggle auto-exit after the next change (see below). If you are using expert mode, the first C-c will display the selection window.

This method lets you assign tags to a headline with very few keys. With the above setup, you could clear the current tags and set ‘@home’, ‘laptop’ and ‘pc’ tags with just the following keys: C-c C-c <SPC> h l p <RET>. Switching from ‘@home’ to ‘@work’ would be done with C-c C-c w <RET> or alternatively with C-c C-c C-c w. Adding the non-predefined tag ‘Sarah’ could be done with C-c C-c <TAB> S a r a h <RET> <RET>.

If you find that most of the time you need only a single key press to modify your list of tags, set the variable org-fast-tag-selection-single-key. Then you no longer have to press <RET> to exit fast tag selection—it will immediately exit after the first change. If you then occasionally need more keys, press C-c to turn off auto-exit for the current tag selection process (in effect: start selection with C-c C-c C-c instead of C-c C-c). If you set the variable to the value expert, the special window is not even shown for single-key tag selection, it comes up only when you press an extra C-c.


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6.3 Tag searches

Once a system of tags has been set up, it can be used to collect related information into special lists.

C-c \
C-c / m
Create a sparse tree with all headlines matching a tags search. With a C-u prefix argument, ignore headlines that are not a TODO line.
C-c a m
Create a global list of tag matches from all agenda files. See Matching tags and properties.
C-c a M
Create a global list of tag matches from all agenda files, but check only TODO items and force checking subitems (see variable org-tags-match-list-sublevels).

These commands all prompt for a match string which allows basic Boolean logic like ‘+boss+urgent-project1’, to find entries with tags ‘boss’ and ‘urgent’, but not ‘project1’, or ‘Kathy|Sally’ to find entries which are tagged, like ‘Kathy’ or ‘Sally’. The full syntax of the search string is rich and allows also matching against TODO keywords, entry levels and properties. For a complete description with many examples, see Matching tags and properties.


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7 Properties and Columns

Properties are a set of key-value pairs associated with an entry. There are two main applications for properties in Org mode. First, properties are like tags, but with a value. Second, you can use properties to implement (very basic) database capabilities in an Org buffer. For an example of the first application, imagine maintaining a file where you document bugs and plan releases for a piece of software. Instead of using tags like :release_1:, :release_2:, one can use a property, say :Release:, that in different subtrees has different values, such as 1.0 or 2.0. For an example of the second application of properties, imagine keeping track of your music CDs, where properties could be things such as the album, artist, date of release, number of tracks, and so on.

Properties can be conveniently edited and viewed in column view (see Column view).


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7.1 Property syntax

Properties are key-value pairs. They need to be inserted into a special drawer (see Drawers) with the name PROPERTIES. Each property is specified on a single line, with the key (surrounded by colons) first, and the value after it. Here is an example:

     * CD collection
     ** Classic
     *** Goldberg Variations
         :PROPERTIES:
         :Title:     Goldberg Variations
         :Composer:  J.S. Bach
         :Artist:    Glen Gould
         :Publisher: Deutsche Grammophon
         :NDisks:    1
         :END:

You may define the allowed values for a particular property ‘:Xyz:’ by setting a property ‘:Xyz_ALL:’. This special property is inherited, so if you set it in a level 1 entry, it will apply to the entire tree. When allowed values are defined, setting the corresponding property becomes easier and is less prone to typing errors. For the example with the CD collection, we can predefine publishers and the number of disks in a box like this:

     * CD collection
       :PROPERTIES:
       :NDisks_ALL:  1 2 3 4
       :Publisher_ALL: "Deutsche Grammophon" Philips EMI
       :END:

If you want to set properties that can be inherited by any entry in a file, use a line like

     #+PROPERTY: NDisks_ALL 1 2 3 4

Property values set with the global variable org-global-properties can be inherited by all entries in all Org files.

The following commands help to work with properties:

M-<TAB>
After an initial colon in a line, complete property keys. All keys used in the current file will be offered as possible completions.
C-c C-x p
Set a property. This prompts for a property name and a value. If necessary, the property drawer is created as well.
M-x org-insert-property-drawer
Insert a property drawer into the current entry. The drawer will be inserted early in the entry, but after the lines with planning information like deadlines.
C-c C-c
With the cursor in a property drawer, this executes property commands.
C-c C-c s
Set a property in the current entry. Both the property and the value can be inserted using completion.
S-<left>/<right>
Switch property at point to the next/previous allowed value.
C-c C-c d
Remove a property from the current entry.
C-c C-c D
Globally remove a property, from all entries in the current file.
C-c C-c c
Compute the property at point, using the operator and scope from the nearest column format definition.


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7.2 Special properties

Special properties provide an alternative access method to Org mode features, like the TODO state or the priority of an entry, discussed in the previous chapters. This interface exists so that you can include these states in a column view (see Column view), or to use them in queries. The following property names are special and should not be used as keys in the properties drawer:

     TODO         The TODO keyword of the entry.
     TAGS         The tags defined directly in the headline.
     ALLTAGS      All tags, including inherited ones.
     CATEGORY     The category of an entry.
     PRIORITY     The priority of the entry, a string with a single letter.
     DEADLINE     The deadline time string, without the angular brackets.
     SCHEDULED    The scheduling timestamp, without the angular brackets.
     CLOSED       When was this entry closed?
     TIMESTAMP    The first keyword-less timestamp in the entry.
     TIMESTAMP_IA The first inactive timestamp in the entry.
     CLOCKSUM     The sum of CLOCK intervals in the subtree.  org-clock-sum
                  must be run first to compute the values.
     ITEM         The content of the entry.


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7.3 Property searches

To create sparse trees and special lists with selection based on properties, the same commands are used as for tag searches (see Tag searches).

C-c \
C-c / m
Create a sparse tree with all matching entries. With a C-u prefix argument, ignore headlines that are not a TODO line.
C-c a m
Create a global list of tag/property matches from all agenda files. See Matching tags and properties.
C-c a M
Create a global list of tag matches from all agenda files, but check only TODO items and force checking of subitems (see variable org-tags-match-list-sublevels).

The syntax for the search string is described in Matching tags and properties.

There is also a special command for creating sparse trees based on a single property:

C-c / p
Create a sparse tree based on the value of a property. This first prompts for the name of a property, and then for a value. A sparse tree is created with all entries that define this property with the given value. If you enclose the value into curly braces, it is interpreted as a regular expression and matched against the property values.


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7.4 Property Inheritance

The outline structure of Org-mode documents lends itself for an inheritance model of properties: If the parent in a tree has a certain property, the children can inherit this property. Org mode does not turn this on by default, because it can slow down property searches significantly and is often not needed. However, if you find inheritance useful, you can turn it on by setting the variable org-use-property-inheritance. It may be set to t to make all properties inherited from the parent, to a list of properties that should be inherited, or to a regular expression that matches inherited properties.

Org mode has a few properties for which inheritance is hard-coded, at least for the special applications for which they are used:

COLUMNS
The :COLUMNS: property defines the format of column view (see Column view). It is inherited in the sense that the level where a :COLUMNS: property is defined is used as the starting point for a column view table, independently of the location in the subtree from where columns view is turned on.
CATEGORY
For agenda view, a category set through a :CATEGORY: property applies to the entire subtree.
ARCHIVE
For archiving, the :ARCHIVE: property may define the archive location for the entire subtree (see Moving subtrees).
LOGGING
The LOGGING property may define logging settings for an entry or a subtree (see Tracking TODO state changes).


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7.5 Column view

A great way to view and edit properties in an outline tree is column view. In column view, each outline item is turned into a table row. Columns in this table provide access to properties of the entries. Org mode implements columns by overlaying a tabular structure over the headline of each item. While the headlines have been turned into a table row, you can still change the visibility of the outline tree. For example, you get a compact table by switching to CONTENTS view (S-<TAB> S-<TAB>, or simply c while column view is active), but you can still open, read, and edit the entry below each headline. Or, you can switch to column view after executing a sparse tree command and in this way get a table only for the selected items. Column view also works in agenda buffers (see Agenda Views) where queries have collected selected items, possibly from a number of files.


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7.5.1 Defining columns

Setting up a column view first requires defining the columns. This is done by defining a column format line.


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7.5.1.1 Scope of column definitions

To define a column format for an entire file, use a line like

     #+COLUMNS: %25ITEM %TAGS %PRIORITY %TODO

To specify a format that only applies to a specific tree, add a :COLUMNS: property to the top node of that tree, for example:

     ** Top node for columns view
        :PROPERTIES:
        :COLUMNS: %25ITEM %TAGS %PRIORITY %TODO
        :END:

If a :COLUMNS: property is present in an entry, it defines columns for the entry itself, and for the entire subtree below it. Since the column definition is part of the hierarchical structure of the document, you can define columns on level 1 that are general enough for all sublevels, and more specific columns further down, when you edit a deeper part of the tree.


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7.5.1.2 Column attributes

A column definition sets the attributes of a column. The general definition looks like this:

      %[width]property[(title)][{summary-type}]

Except for the percent sign and the property name, all items are optional. The individual parts have the following meaning:

     width           An integer specifying the width of the column in characters.
                     If omitted, the width will be determined automatically.
     property        The property that should be edited in this column.
     (title)         The header text for the column. If omitted, the
                     property name is used.
     {summary-type}  The summary type.  If specified, the column values for
                     parent nodes are computed from the children.
                     Supported summary types are:
                     {+}       Sum numbers in this column.
                     {+;%.1f}  Like ‘+’, but format result with ‘%.1f’.
                     {$}       Currency, short for ‘+;%.2f’.
                     {:}       Sum times, HH:MM:SS, plain numbers are hours.
                     {X}       Checkbox status, ‘[X]’ if all children are ‘[X]’.
                     {X/}      Checkbox status, ‘[n/m]’.
                     {X%}      Checkbox status, ‘[n%]’.
                     {min}     Smallest number in column.
                     {max}     Largest number.
                     {mean}    Arithmetic mean of numbers.
                     {:min}    Smallest time value in column.
                     {:max}    Largest time value.
                     {:mean}   Arithmetic mean of time values.

Here is an example for a complete columns definition, along with allowed values.

     :COLUMNS:  %20ITEM %9Approved(Approved?){X} %Owner %11Status \39
                        %10Time_Estimate{:} %CLOCKSUM
     :Owner_ALL:    Tammy Mark Karl Lisa Don
     :Status_ALL:   "In progress" "Not started yet" "Finished" ""
     :Approved_ALL: "[ ]" "[X]"

The first column, ‘%25ITEM’, means the first 25 characters of the item itself, i.e., column definition with the ‘ITEM’ specifier. The other specifiers create columns ‘Owner’ with a list of names as allowed values, for ‘Status’ with four different possible values, and for a checkbox field ‘Approved’. When no width is given after the ‘%’ character, the column will be exactly as wide as it needs to be in order to fully display all values. The ‘Approved’ column does have a modified title (‘Approved?’, with a question mark). Summaries will be created for the ‘Time_Estimate’ column by adding time duration expressions like HH:MM, and for the ‘Approved’ column, by providing an ‘[X]’ status if all children have been checked. The ‘CLOCKSUM’ column is special, it lists the sum of CLOCK intervals in the subtree.


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7.5.2 Using column view

Turning column view on and off

C-c C-x C-c
Create the column view for the local environment. This command searches the hierarchy, up from point, for a :COLUMNS: property that defines a format. When one is found, the column view table is established for the entire tree, starting from the entry that contains the :COLUMNS: property. If none is found, the format is taken from the #+COLUMNS line or from the variable org-columns-default-format, and column view is established for the current entry and its subtree.
r
Recreate the column view, to include recent changes made in the buffer.
g
Same as r.
q
Exit column view.
Editing values
<left> <right> <up> <down>
Move through the column view from field to field.
S-<left>/<right>
Switch to the next/previous allowed value of the field. For this, you have to have specified allowed values for a property.
1..9,0
Directly select the nth allowed value, 0 selects the 10th value.
n / p
Same as S-<left>/<right>
e
Edit the property at point. For the special properties, this will invoke the same interface that you normally use to change that property. For example, when editing a TAGS property, the tag completion or fast selection interface will pop up.
C-c C-c
When there is a checkbox at point, toggle it.
v
View the full value of this property. This is useful if the width of the column is smaller than that of the value.
a
Edit the list of allowed values for this property. If the list is found in the hierarchy, the modified values is stored there. If no list is found, the new value is stored in the first entry that is part of the current column view.
Modifying the table structure

< / >
Make the column narrower/wider by one character.
S-M-<right>
Insert a new column, to the left of the current column.
S-M-<left>
Delete the current column.


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7.5.3 Capturing column view

Since column view is just an overlay over a buffer, it cannot be exported or printed directly. If you want to capture a column view, use a columnview dynamic block (see Dynamic blocks). The frame of this block looks like this:

     * The column view
     #+BEGIN: columnview :hlines 1 :id "label"
     
     #+END:

This dynamic block has the following parameters:

:id
This is the most important parameter. Column view is a feature that is often localized to a certain (sub)tree, and the capture block might be at a different location in the file. To identify the tree whose view to capture, you can use 4 values:
          local     use the tree in which the capture block is located
          global    make a global view, including all headings in the file
          "file:path-to-file"
                    run column view at the top of this file
          "ID"      call column view in the tree that has an :ID:
                    property with the value label.  You can use
                    M-x org-id-copy to create a globally unique ID for
                    the current entry and copy it to the kill-ring.

:hlines
When t, insert an hline after every line. When a number N, insert an hline before each headline with level <= N.
:vlines
When set to t, force column groups to get vertical lines.
:maxlevel
When set to a number, don't capture entries below this level.
:skip-empty-rows
When set to t, skip rows where the only non-empty specifier of the column view is ITEM.

The following commands insert or update the dynamic block:

C-c C-x i
Insert a dynamic block capturing a column view. You will be prompted for the scope or ID of the view.
C-c C-c
C-c C-x C-u
Update dynamic block at point. The cursor needs to be in the #+BEGIN line of the dynamic block.
C-u C-c C-x C-u
Update all dynamic blocks (see Dynamic blocks). This is useful if you have several clock table blocks in a buffer.

You can add formulas to the column view table and you may add plotting instructions in front of the table—these will survive an update of the block. If there is a #+TBLFM: after the table, the table will actually be recalculated automatically after an update.

An alternative way to capture and process property values into a table is provided by Eric Schulte's org-collector.el which is a contributed package40. It provides a general API to collect properties from entries in a certain scope, and arbitrary Lisp expressions to process these values before inserting them into a table or a dynamic block.


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7.6 The Property API

There is a full API for accessing and changing properties. This API can be used by Emacs Lisp programs to work with properties and to implement features based on them. For more information see Using the property API.


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8 Dates and Times

To assist project planning, TODO items can be labeled with a date and/or a time. The specially formatted string carrying the date and time information is called a timestamp in Org mode. This may be a little confusing because timestamp is often used as indicating when something was created or last changed. However, in Org mode this term is used in a much wider sense.


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8.1 Timestamps, deadlines, and scheduling

A timestamp is a specification of a date (possibly with a time or a range of times) in a special format, either ‘<2003-09-16 Tue>’ or ‘<2003-09-16 Tue 09:39>’ or ‘<2003-09-16 Tue 12:00-12:30>41. A timestamp can appear anywhere in the headline or body of an Org tree entry. Its presence causes entries to be shown on specific dates in the agenda (see Weekly/daily agenda). We distinguish:

Plain timestamp; Event; Appointment
A simple timestamp just assigns a date/time to an item. This is just like writing down an appointment or event in a paper agenda. In the timeline and agenda displays, the headline of an entry associated with a plain timestamp will be shown exactly on that date.
          * Meet Peter at the movies <2006-11-01 Wed 19:15>
          * Discussion on climate change <2006-11-02 Thu 20:00-22:00>

Timestamp with repeater interval
A timestamp may contain a repeater interval, indicating that it applies not only on the given date, but again and again after a certain interval of N days (d), weeks (w), months (m), or years (y). The following will show up in the agenda every Wednesday:
          * Pick up Sam at school <2007-05-16 Wed 12:30 +1w>

Diary-style sexp entries
For more complex date specifications, Org mode supports using the special sexp diary entries implemented in the Emacs calendar/diary package. For example
          * The nerd meeting on every 2nd Thursday of the month
            <%%(diary-float t 4 2)>

Time/Date range
Two timestamps connected by ‘--’ denote a range. The headline will be shown on the first and last day of the range, and on any dates that are displayed and fall in the range. Here is an example:
          ** Meeting in Amsterdam
             <2004-08-23 Mon>--<2004-08-26 Thu>

Inactive timestamp
Just like a plain timestamp, but with square brackets instead of angular ones. These timestamps are inactive in the sense that they do not trigger an entry to show up in the agenda.
          * Gillian comes late for the fifth time [2006-11-01 Wed]


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8.2 Creating timestamps

For Org mode to recognize timestamps, they need to be in the specific format. All commands listed below produce timestamps in the correct format.

C-c .
Prompt for a date and insert a corresponding timestamp. When the cursor is at an existing timestamp in the buffer, the command is used to modify this timestamp instead of inserting a new one. When this command is used twice in succession, a time range is inserted.
C-c !
Like C-c ., but insert an inactive timestamp that will not cause an agenda entry.
C-u C-c .
C-u C-c !
Like C-c . and C-c !, but use the alternative format which contains date and time. The default time can be rounded to multiples of 5 minutes, see the option org-time-stamp-rounding-minutes.
C-c <
Insert a timestamp corresponding to the cursor date in the Calendar.
C-c >
Access the Emacs calendar for the current date. If there is a timestamp in the current line, go to the corresponding date instead.
C-c C-o
Access the agenda for the date given by the timestamp or -range at point (see Weekly/daily agenda).
S-<left>
S-<right>
Change date at cursor by one day. These key bindings conflict with shift-selection and related modes (see Conflicts).
S-<up>
S-<down>
Change the item under the cursor in a timestamp. The cursor can be on a year, month, day, hour or minute. When the timestamp contains a time range like ‘15:30-16:30’, modifying the first time will also shift the second, shifting the time block with constant length. To change the length, modify the second time. Note that if the cursor is in a headline and not at a timestamp, these same keys modify the priority of an item. (see Priorities). The key bindings also conflict with shift-selection and related modes (see Conflicts).
C-c C-y
Evaluate a time range by computing the difference between start and end. With a prefix argument, insert result after the time range (in a table: into the following column).


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8.2.1 The date/time prompt

When Org mode prompts for a date/time, the default is shown as an ISO date, and the prompt therefore seems to ask for an ISO date. But it will in fact accept any string containing some date and/or time information, and it is really smart about interpreting your input. You can, for example, use C-y to paste a (possibly multi-line) string copied from an email message. Org mode will find whatever information is in there and derive anything you have not specified from the default date and time. The default is usually the current date and time, but when modifying an existing timestamp, or when entering the second stamp of a range, it is taken from the stamp in the buffer. When filling in information, Org mode assumes that most of the time you will want to enter a date in the future: If you omit the month/year and the given day/month is before today, it will assume that you mean a future date42.

For example, let's assume that today is June 13, 2006. Here is how various inputs will be interpreted, the items filled in by Org mode are in bold.

     3-2-5         --> 2003-02-05
     14            --> 2006-06-14
     12            --> 2006-07-12
     Fri           --> nearest Friday (defaultdate or later)
     sep 15        --> 2006-09-15
     feb 15        --> 2007-02-15
     sep 12 9      --> 2009-09-12
     12:45         --> 2006-06-13 12:45
     22 sept 0:34  --> 2006-09-22 0:34
     w4            --> ISO week for of the current year 2006
     2012 w4 fri   --> Friday of ISO week 4 in 2012
     2012-w04-5    --> Same as above

Furthermore you can specify a relative date by giving, as the first thing in the input: a plus/minus sign, a number and a letter ([dwmy]) to indicate change in days, weeks, months, or years. With a single plus or minus, the date is always relative to today. With a double plus or minus, it is relative to the default date. If instead of a single letter, you use the abbreviation of day name, the date will be the nth such day. E.g.,

     +0            --> today
     .             --> today
     +4d           --> four days from today
     +4            --> same as above
     +2w           --> two weeks from today
     ++5           --> five days from default date
     +2tue         --> second tuesday from now.

The function understands English month and weekday abbreviations. If you want to use unabbreviated names and/or other languages, configure the variables parse-time-months and parse-time-weekdays.

Parallel to the minibuffer prompt, a calendar is popped up43. When you exit the date prompt, either by clicking on a date in the calendar, or by pressing <RET>, the date selected in the calendar will be combined with the information entered at the prompt. You can control the calendar fully from the minibuffer:

     > / <          Scroll calendar forward/backward by one month.
     mouse-1        Select date by clicking on it.
     S-<right>/<left>     One day forward/backward.
     S-<down>/<up>     One week forward/backward.
     M-S-<right>/<left>   One month forward/backward.
     <RET>           Choose date in calendar.

The actions of the date/time prompt may seem complex, but I assure you they will grow on you, and you will start getting annoyed by pretty much any other way of entering a date/time out there. To help you understand what is going on, the current interpretation of your input will be displayed live in the minibuffer44.


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8.2.2 Custom time format

Org mode uses the standard ISO notation for dates and times as it is defined in ISO 8601. If you cannot get used to this and require another representation of date and time to keep you happy, you can get it by customizing the variables org-display-custom-times and org-time-stamp-custom-formats.

C-c C-x C-t
Toggle the display of custom formats for dates and times.

Org mode needs the default format for scanning, so the custom date/time format does not replace the default format—instead it is put over the default format using text properties. This has the following consequences:


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8.3 Deadlines and scheduling

A timestamp may be preceded by special keywords to facilitate planning:

DEADLINE
Meaning: the task (most likely a TODO item, though not necessarily) is supposed to be finished on that date.

On the deadline date, the task will be listed in the agenda. In addition, the agenda for today will carry a warning about the approaching or missed deadline, starting org-deadline-warning-days before the due date, and continuing until the entry is marked DONE. An example:

          *** TODO write article about the Earth for the Guide
              The editor in charge is [[bbdb:Ford Prefect]]
              DEADLINE: <2004-02-29 Sun>

You can specify a different lead time for warnings for a specific deadlines using the following syntax. Here is an example with a warning period of 5 days DEADLINE: <2004-02-29 Sun -5d>.

SCHEDULED
Meaning: you are planning to start working on that task on the given date.

The headline will be listed under the given date45. In addition, a reminder that the scheduled date has passed will be present in the compilation for today, until the entry is marked DONE. I.e.,

          *** TODO Call Trillian for a date on New Years Eve.
              SCHEDULED: <2004-12-25 Sat>

Important: Scheduling an item in Org mode should not be understood in the same way that we understand scheduling a meeting. Setting a date for a meeting is just a simple appointment, you should mark this entry with a simple plain timestamp, to get this item shown on the date where it applies. This is a frequent misunderstanding by Org users. In Org mode, scheduling means setting a date when you want to start working on an action item.

You may use timestamps with repeaters in scheduling and deadline entries. Org mode will issue early and late warnings based on the assumption that the timestamp represents the nearest instance of the repeater. However, the use of diary sexp entries like <%%(diary-float t 42)> in scheduling and deadline timestamps is limited. Org mode does not know enough about the internals of each sexp function to issue early and late warnings. However, it will show the item on each day where the sexp entry matches.


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8.3.1 Inserting deadlines or schedules

The following commands allow you to quickly insert a deadline or to schedule an item:

C-c C-d
Insert ‘DEADLINE’ keyword along with a stamp. The insertion will happen in the line directly following the headline. When called with a prefix arg, an existing deadline will be removed from the entry.
C-c C-s
Insert ‘SCHEDULED’ keyword along with a stamp. The insertion will happen in the line directly following the headline. Any CLOSED timestamp will be removed. When called with a prefix argument, remove the scheduling date from the entry.
C-c C-x C-k
Mark the current entry for agenda action. After you have marked the entry like this, you can open the agenda or the calendar to find an appropriate date. With the cursor on the selected date, press k s or k d to schedule the marked item.
C-c / d
Create a sparse tree with all deadlines that are either past-due, or which will become due within org-deadline-warning-days. With C-u prefix, show all deadlines in the file. With a numeric prefix, check that many days. For example, C-1 C-c / d shows all deadlines due tomorrow.
C-c / b
Sparse tree for deadlines and scheduled items before a given date.
C-c / a
Sparse tree for deadlines and scheduled items after a given date.


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8.3.2 Repeated tasks

Some tasks need to be repeated again and again. Org mode helps to organize such tasks using a so-called repeater in a DEADLINE, SCHEDULED, or plain timestamp. In the following example

     ** TODO Pay the rent
        DEADLINE: <2005-10-01 Sat +1m>

the +1m is a repeater; the intended interpretation is that the task has a deadline on <2005-10-01> and repeats itself every (one) month starting from that time. If you need both a repeater and a special warning period in a deadline entry, the repeater should come first and the warning period last: DEADLINE: <2005-10-01 Sat +1m -3d>.

Deadlines and scheduled items produce entries in the agenda when they are over-due, so it is important to be able to mark such an entry as completed once you have done so. When you mark a DEADLINE or a SCHEDULE with the TODO keyword DONE, it will no longer produce entries in the agenda. The problem with this is, however, that then also the next instance of the repeated entry will not be active. Org mode deals with this in the following way: When you try to mark such an entry DONE (using C-c C-t), it will shift the base date of the repeating timestamp by the repeater interval, and immediately set the entry state back to TODO. In the example above, setting the state to DONE would actually switch the date like this:

     ** TODO Pay the rent
        DEADLINE: <2005-11-01 Tue +1m>

A timestamp46 will be added under the deadline, to keep a record that you actually acted on the previous instance of this deadline.

As a consequence of shifting the base date, this entry will no longer be visible in the agenda when checking past dates, but all future instances will be visible.

With the ‘+1m’ cookie, the date shift will always be exactly one month. So if you have not paid the rent for three months, marking this entry DONE will still keep it as an overdue deadline. Depending on the task, this may not be the best way to handle it. For example, if you forgot to call you father for 3 weeks, it does not make sense to call him 3 times in a single day to make up for it. Finally, there are tasks like changing batteries which should always repeat a certain time after the last time you did it. For these tasks, Org mode has special repeaters markers with ‘++’ and ‘.+’. For example:

     ** TODO Call Father
        DEADLINE: <2008-02-10 Sun ++1w>
        Marking this DONE will shift the date by at least one week,
        but also by as many weeks as it takes to get this date into
        the future.  However, it stays on a Sunday, even if you called
        and marked it done on Saturday.
     ** TODO Check the batteries in the smoke detectors
        DEADLINE: <2005-11-01 Tue .+1m>
        Marking this DONE will shift the date to one month after
        today.

You may have both scheduling and deadline information for a specific task—just make sure that the repeater intervals on both are the same.

An alternative to using a repeater is to create a number of copies of a task subtree, with dates shifted in each copy. The command C-c C-x c was created for this purpose, it is described in Structure editing.


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8.4 Clocking work time

Org mode allows you to clock the time you spend on specific tasks in a project. When you start working on an item, you can start the clock. When you stop working on that task, or when you mark the task done, the clock is stopped and the corresponding time interval is recorded. It also computes the total time spent on each subtree of a project.

Normally, the clock does not survive exiting and re-entereing Emacs, but you can arrange for the clock information to persist across Emacs sessions with

     (setq org-clock-persist t)
     (org-clock-persistence-insinuate)
C-c C-x C-i
Start the clock on the current item (clock-in). This inserts the CLOCK keyword together with a timestamp. If this is not the first clocking of this item, the multiple CLOCK lines will be wrapped into a :LOGBOOK: drawer (see also the variable org-clock-into-drawer). When called with a C-u prefix argument, select the task from a list of recently clocked tasks. With two C-u C-u prefixes, clock into the task at point and mark it as the default task. The default task will always be available when selecting a clocking task, with letter d.
While the clock is running, the current clocking time is shown in the mode line, along with the title of the task. The clock time shown will be all time ever clocked for this task and its children. If the task is a repeating one (see Repeated tasks), only the time since the last reset of the task 47 will be shown. More control over what time is shown can be exercised with the CLOCK_MODELINE_TOTAL property. It may have the values current to show only the current clocking instance, today to show all time clocked on this tasks today (see also the variable org-extend-today-until), all to include all time, or auto which is the default48.
Clicking with mouse-1 onto the mode line entry will pop up a menu with clocking options.
C-c C-x C-o
Stop the clock (clock-out). This inserts another timestamp at the same location where the clock was last started. It also directly computes the resulting time in inserts it after the time range as ‘=> HH:MM’. See the variable org-log-note-clock-out for the possibility to record an additional note together with the clock-out timestamp49.
C-c C-x C-e
Update the effort estimate for the current clock task.
C-c C-y or C-c C-c
Recompute the time interval after changing one of the timestamps. This is only necessary if you edit the timestamps directly. If you change them with S-<cursor> keys, the update is automatic.
C-c C-t
Changing the TODO state of an item to DONE automatically stops the clock if it is running in this same item.
C-c C-x C-x
Cancel the current clock. This is useful if a clock was started by mistake, or if you ended up working on something else.
C-c C-x C-j
Jump to the entry that contains the currently running clock. With a C-u prefix arg, select the target task from a list of recently clocked tasks.
C-c C-x C-d
Display time summaries for each subtree in the current buffer. This puts overlays at the end of each headline, showing the total time recorded under that heading, including the time of any subheadings. You can use visibility cycling to study the tree, but the overlays disappear when you change the buffer (see variable org-remove-highlights-with-change) or press C-c C-c.
C-c C-x C-r
Insert a dynamic block (see Dynamic blocks) containing a clock report as an Org-mode table into the current file. When the cursor is at an existing clock table, just update it. When called with a prefix argument, jump to the first clock report in the current document and update it.
          #+BEGIN: clocktable :maxlevel 2 :emphasize nil :scope file
          #+END: clocktable

If such a block already exists at point, its content is replaced by the new table. The ‘BEGIN’ line can specify options:

          :maxlevel    Maximum level depth to which times are listed in the table.
          :emphasize   When t, emphasize level one and level two items.
          :scope       The scope to consider.  This can be any of the following:
                       nil        the current buffer or narrowed region
                       file       the full current buffer
                       subtree    the subtree where the clocktable is located
                       treeN      the surrounding level N tree, for example tree3
                       tree       the surrounding level 1 tree
                       agenda     all agenda files
                       ("file"..) scan these files
                       file-with-archives    current file and its archives
                       agenda-with-archives  all agenda files, including archives
          :block       The time block to consider.  This block is specified either
                       absolute, or relative to the current time and may be any of
                       these formats:
                       2007-12-31    New year eve 2007
                       2007-12       December 2007
                       2007-W50      ISO-week 50 in 2007
                       2007          the year 2007
                       today, yesterday, today-N          a relative day
                       thisweek, lastweek, thisweek-N     a relative week
                       thismonth, lastmonth, thismonth-N  a relative month
                       thisyear, lastyear, thisyear-N     a relative year
                       Use S-<left>/<right> keys to shift the time interval.
          :tstart      A time string specifying when to start considering times.
          :tend        A time string specifying when to stop considering times.
          :step        week or day, to split the table into chunks.
                       To use this, :block or :tstart, :tend are needed.
          :link        Link the item headlines in the table to their origins.
          :formula     Content of a #+TBLFM line to be added and evaluated.
                       As a special case, ‘:formula %’ adds a column with % time.
                       If you do not specify a formula here, any existing formula.
                       below the clock table will survive updates and be evaluated.

To get a clock summary of the current level 1 tree, for the current day, you could write

          #+BEGIN: clocktable :maxlevel 2 :block today :scope tree1 :link t
          #+END: clocktable

and to use a specific time range you could write50

          #+BEGIN: clocktable :tstart "<2006-08-10 Thu 10:00>"
                              :tend "<2006-08-10 Thu 12:00>"
          #+END: clocktable

A summary of the current subtree with % times would be

          #+BEGIN: clocktable :scope subtree :link t :formula %
          #+END: clocktable


C-c C-c
C-c C-x C-u
Update dynamic block at point. The cursor needs to be in the #+BEGIN line of the dynamic block.
C-u C-c C-x C-u
Update all dynamic blocks (see Dynamic blocks). This is useful if you have several clock table blocks in a buffer.
S-<left>
S-<right>
Shift the current :block interval and update the table. The cursor needs to be in the #+BEGIN: clocktable line for this command. If :block is today, it will be shifted to today-1 etc.

The l key may be used in the timeline (see Timeline) and in the agenda (see Weekly/daily agenda) to show which tasks have been worked on or closed during a day.


Next: , Previous: Clocking work time, Up: Dates and Times

8.5 Effort estimates

If you want to plan your work in a very detailed way, or if you need to produce offers with quotations of the estimated work effort, you may want to assign effort estimates to entries. If you are also clocking your work, you may later want to compare the planned effort with the actual working time, a great way to improve planning estimates. Effort estimates are stored in a special property ‘Effort51. Clearly the best way to work with effort estimates is through column view (see Column view). You should start by setting up discrete values for effort estimates, and a COLUMNS format that displays these values together with clock sums (if you want to clock your time). For a specific buffer you can use

     #+PROPERTY: Effort_ALL 0 0:10 0:30 1:00 2:00 3:00 4:00 5:00 6:00 7:00 8:00
     #+COLUMNS: %40ITEM(Task) %17Effort(Estimated Effort){:} %CLOCKSUM

or, even better, you can set up these values globally by customizing the variables org-global-properties and org-columns-default-format. In particular if you want to use this setup also in the agenda, a global setup may be advised.

The way to assign estimates to individual items is then to switch to column mode, and to use S-<right> and S-<left> to change the value. The values you enter will immediately be summed up in the hierarchy. In the column next to it, any clocked time will be displayed.

If you switch to column view in the daily/weekly agenda, the effort column will summarize the estimated work effort for each day52, and you can use this to find space in your schedule. To get an overview of the entire part of the day that is committed, you can set the option org-agenda-columns-add-appointments-to-effort-sum. The appointments on a day that take place over a specified time interval will then also be added to the load estimate of the day.

Effort estimates can be used in secondary agenda filtering that is triggered with the / key in the agenda (see Agenda commands). If you have these estimates defined consistently, two or three key presses will narrow down the list to stuff that fits into an available time slot.


Previous: Effort estimates, Up: Dates and Times

8.6 Taking notes with a relative timer

When taking notes during, for example, a meeting or a video viewing, it can be useful to have access to times relative to a starting time. Org provides such a relative timer and make it easy to create timed notes.

C-c C-x .
Insert a relative time into the buffer. The first time you use this, the timer will be started. When called with a prefix argument, the timer is restarted.
C-c C-x -
Insert a description list item with the current relative time. With a prefix argument, first reset the timer to 0.
M-<RET>
Once the timer list is started, you can also use M-<RET> to insert new timer items.
C-c C-x ,
Pause the timer, or continue it if it is already paused.
C-u C-c C-x ,
Stop the timer. After this, you can only start a new timer, not continue the old one. This command also removes the timer from the mode line.
C-c C-x 0
Reset the timer without inserting anything into the buffer. By default, the timer is reset to 0. When called with a C-u prefix, reset the timer to specific starting offset. The user is prompted for the offset, with a default taken from a timer string at point, if any, So this can be used to restart taking notes after a break in the process. When called with a double prefix argument C-c C-u, change all timer strings in the active region by a certain amount. This can be used to fix timer strings if the timer was not started at exactly the right moment.


Next: , Previous: Dates and Times, Up: Top

9 Capture

An important part of any organization system is the ability to quickly capture new ideas and tasks, and to associate reference material with them. Org uses the remember.el package to create tasks, and stores files related to a task (attachments) in a special directory.


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9.1 Remember

The Remember package by John Wiegley lets you store quick notes with little interruption of your work flow. See http://www.emacswiki.org/cgi-bin/wiki/RememberMode for more information. It is an excellent way to add new notes and tasks to Org files. Org significantly expands the possibilities of Remember: You may define templates for different note types, and associate target files and headlines with specific templates. It also allows you to select the location where a note should be stored interactively, on the fly.


Next: , Previous: Remember, Up: Remember

9.1.1 Setting up Remember

The following customization will tell Remember to use Org files as target, and to create annotations compatible with Org links.

     (org-remember-insinuate)
     (setq org-directory "~/path/to/my/orgfiles/")
     (setq org-default-notes-file (concat org-directory "/notes.org"))
     (define-key global-map "\C-cr" 'org-remember)

The last line binds the command org-remember to a global key53. org-remember basically just calls Remember, but it makes a few things easier: If there is an active region, it will automatically copy the region into the Remember buffer. It also allows to jump to the buffer and location where Remember notes are being stored: Just call org-remember with a prefix argument. If you use two prefix arguments, Org jumps to the location where the last remember note was stored.

The Remember buffer will actually use org-mode as its major mode, so that all editing features of Org mode are available. In addition to this, a minor mode org-remember-mode is turned on, for the single purpose that you can use its keymap org-remember-mode-map to overwrite some of Org mode's key bindings.

You can also call org-remember in a special way from the agenda, using the k r key combination. With this access, any timestamps inserted by the selected Remember template (see below) will default to the cursor date in the agenda, rather than to the current date.


Next: , Previous: Setting up Remember, Up: Remember

9.1.2 Remember templates

In combination with Org, you can use templates to generate different types of Remember notes. For example, if you would like to use one template to create general TODO entries, another one for journal entries, and a third one for collecting random ideas, you could use:

     (setq org-remember-templates
      '(("Todo" ?t "* TODO %?\n  %i\n  %a" "~/org/TODO.org" "Tasks")
        ("Journal" ?j "* %U %?\n\n  %i\n  %a" "~/org/JOURNAL.org")
        ("Idea" ?i "* %^{Title}\n  %i\n  %a" "~/org/JOURNAL.org" "New Ideas")))

In these entries, the first string is just a name, and the character specifies how to select the template. It is useful if the character is also the first letter of the name. The next string specifies the template. Two more (optional) strings give the file in which, and the headline under which, the new note should be stored. The file (if not present or nil) defaults to org-default-notes-file, the heading to org-remember-default-headline. If the file name is not an absolute path, it will be interpreted relative to org-directory. The heading can also be the symbols top or bottom to send notes as level 1 entries to the beginning or end of the file, respectively.

An optional sixth element specifies the contexts in which the user can select the template. This element can be a list of major modes or a function. org-remember will first check whether the function returns t or if we are in any of the listed major modes, and exclude templates for which this condition is not fulfilled. Templates that do not specify this element at all, or that use nil or t as a value will always be selectable.

So for example:

     (setq org-remember-templates
      '(("Bug" ?b "* BUG %?\n  %i\n  %a" "~/org/BUGS.org" "Bugs" (emacs-lisp-mode))
        ("Journal" ?j "* %U %?\n\n  %i\n  %a" "~/org/JOURNAL.org" "X" my-check)
        ("Idea" ?i "* %^{Title}\n  %i\n  %a" "~/org/JOURNAL.org" "New Ideas")))

The first template will only be available when invoking org-remember from an buffer in emacs-lisp-mode. The second template will only be available when the function my-check returns t. The third template will be proposed in any context.

When you call M-x org-remember (or M-x remember) to remember something, Org will prompt for a key to select the template (if you have more than one template) and then prepare the buffer like

     * TODO
       [[file:link to where you called remember]]

During expansion of the template, special %-escapes allow dynamic insertion of content:

     %^{prompt}  prompt the user for a string and replace this sequence with it.
                 You may specify a default value and a completion table with
                 %^{prompt|default|completion2|completion3...}
                 The arrow keys access a prompt-specific history.
     %a          annotation, normally the link created with org-store-link
     %A          like %a, but prompt for the description part
     %i          initial content, the region when remember is called with C-u.
                 The entire text will be indented like %i itself.
     %t          timestamp, date only
     %T          timestamp with date and time
     %u, %U      like the above, but inactive timestamps
     %^t         like %t, but prompt for date.  Similarly %^T, %^u, %^U
                 You may define a prompt like %^{Birthday}t
     %n          user name (taken from user-full-name)
     %c          Current kill ring head.
     %x          Content of the X clipboard.
     %^C         Interactive selection of which kill or clip to use.
     %^L         Like %^C, but insert as link.
     %^g         prompt for tags, with completion on tags in target file.
     %k          title of currently clocked task
     %K          link to currently clocked task
     %^G         prompt for tags, with completion all tags in all agenda files.
     %^{prop}p   Prompt the user for a value for property prop
     %:keyword   specific information for certain link types, see below
     %[file]     insert the contents of the file given by file
     %(sexp)     evaluate Elisp sexp and replace with the result
     %!          immediately store note after completing the template
                 (skipping the C-c C-c that normally triggers storing)
     %&          jump to target location immediately after storing note

For specific link types, the following keywords will be defined54:

     Link type          |  Available keywords
     -------------------+----------------------------------------------
     bbdb               |  %:name %:company
     bbdb               |  %::server %:port %:nick
     vm, wl, mh, rmail  |  %:type %:subject %:message-id
                        |  %:from %:fromname %:fromaddress
                        |  %:to   %:toname   %:toaddress
                        |  %:fromto (either "to NAME" or "from NAME")55
     gnus               |  %:group, for messages also all email fields
     w3, w3m            |  %:url
     info               |  %:file %:node
     calendar           |  %:date"

To place the cursor after template expansion use:

     %?          After completing the template, position cursor here.

If you change your mind about which template to use, call org-remember in the remember buffer. You may then select a new template that will be filled with the previous context information.


Next: , Previous: Remember templates, Up: Remember

9.1.3 Storing notes

When you are finished preparing a note with Remember, you have to press C-c C-c to file the note away. If you have started the clock in the Remember buffer, you will first be asked if you want to clock out now56. If you answer n, the clock will continue to run after the note was filed away.

The handler will then store the note in the file and under the headline specified in the template, or it will use the default file and headline. The window configuration will be restored, sending you back to the working context before the call to Remember. To re-use the location found during the last call to Remember, exit the Remember buffer with C-0 C-c C-c, i.e., Another special case is C-2 C-c C-c which files the note as a child of the currently clocked item.

If you want to store the note directly to a different place, use C-1 C-c C-c instead to exit Remember57. The handler will then first prompt for a target file—if you press <RET>, the value specified for the template is used. Then the command offers the headings tree of the selected file, with the cursor position at the default headline (if you specified one in the template). You can either immediately press <RET> to get the note placed there. Or you can use the following keys to find a different location:

     <TAB>         Cycle visibility.
     <down> / <up>   Next/previous visible headline.
     n / p        Next/previous visible headline.
     f / b        Next/previous headline same level.
     u            One level up.
     

Pressing <RET> or <left> or <right> then leads to the following result.

Cursor position Key Note gets inserted
on headline <RET> as sublevel of the heading at cursor, first or last
depending on org-reverse-note-order.
<left>/<right> as same level, before/after current heading
buffer-start <RET> as level 2 heading at end of file or level 1 at beginning
depending on org-reverse-note-order.
not on headline <RET> at cursor position, level taken from context.

Before inserting the text into a tree, the function ensures that the text has a headline, i.e., headline is constructed from the current date. If you have indented the text of the note below the headline, the indentation will be adapted if inserting the note into the tree requires demotion from level 1.


Previous: Storing notes, Up: Remember

9.1.4 Refiling notes

Remember is usually used to quickly capture notes and tasks into one or a few capture lists. When reviewing the captured data, you may want to refile some of the entries into a different list, for example into a project. Cutting, finding the right location, and then pasting the note is cumbersome. To simplify this process, you can use the following special command:

C-c C-w
Refile the entry or region at point. This command offers possible locations for refiling the entry and lets you select one with completion. The item (or all items in the region) is filed below the target heading as a subitem. Depending on org-reverse-note-order, it will be either the first or last subitem.
By default, all level 1 headlines in the current buffer are considered to be targets, but you can have more complex definitions across a number of files. See the variable org-refile-targets for details. If you would like to select a location via a file-path-like completion along the outline path, see the variables org-refile-use-outline-path and org-outline-path-complete-in-steps. If you would like to be able to create new nodes as new parents for for refiling on the fly, check the variable org-refile-allow-creating-parent-nodes.
C-u C-c C-w
Use the refile interface to jump to a heading.
C-u C-u C-c C-w
Jump to the location where org-refile last moved a tree to.


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9.2 Attachments

It is often useful to associate reference material with an outline node/task. Small chunks of plain text can simply be stored in the subtree of a project. Hyperlinks (see Hyperlinks) can be used to establish associations with files that live elsewhere on your computer or in the cloud, like emails or source code files belonging to a project. Another method is attachments, which are files located in a directory belonging to an outline node. Org uses directories named by the unique ID of each entry. These directories are located in the data directory which lives in the same directory where your Org file lives58. If you initialize this directory with git init, Org will automatically commit changes when it sees them. The attachment system has been contributed to Org by John Wiegley.

In cases where it seems better to do so, you can also attach a directory of your choice to an entry. You can also make children inherit the attachment directory from a parent, so that an entire subtree uses the same attached directory.

The following commands deal with attachments.

C-c C-a
The dispatcher for commands related to the attachment system. After these keys, a list of commands is displayed and you need to press an additional key to select a command:
a
Select a file and move it into the task's attachment directory. The file will be copied, moved, or linked, depending on org-attach-method. Note that hard links are not supported on all systems.


c/m/l
Attach a file using the copy/move/link method. Note that hard links are not supported on all systems.


n
Create a new attachment as an Emacs buffer.


z
Synchronize the current task with its attachment directory, in case you added attachments yourself.


o
Open current task's attachment. If there are more than one, prompt for a file name first. Opening will follow the rules set by org-file-apps. For more details, see the information on following hyperlinks (see Handling links).


O
Also open the attachment, but force opening the file in Emacs.


f
Open the current task's attachment directory.


F
Also open the directory, but force using dired in Emacs.


d
Select and delete a single attachment.


D
Delete all of a task's attachments. A safer way is to open the directory in dired and delete from there.


C-c C-a s
Set a specific directory as the entry's attachment directory. This works by putting the directory path into the ATTACH_DIR property.


C-c C-a i
Set the ATTACH_DIR_INHERIT property, so that children will use the same directory for attachments as the parent does.


Next: , Previous: Attachments, Up: Capture

9.3 RSS feeds

Org has the capablity to add and change entries based on information found in RSS feeds. You could use this to make a task out of each new podcast in a podcast feed. Or you could use a phone-based note-creating service on the web to import tasks into Org. To access feeds, you need to configure the variable org-feed-alist. The docstring of this variable has detailed information. Here is just an example:

     (setq org-feed-alist
           '(("ReQall" "http://www.reqall.com/user/feeds/rss/a1b2c3....."
              "~/org/feeds.org" "ReQall Entries")

will configure that new items from the feed provided by reqall.com will result in new entries in the file ~/org/feeds.org under the heading ‘ReQall Entries’, whenever the following command is used:

C-c C-x g
Collect items from the feeds configured in org-feed-alist and act upon them.
C-c C-x G
Prompt for a feed name and go to the inbox configured for this feed.

Under the same headline, Org will create a drawer ‘FEEDSTATUS’ in which it will store information about the status of items in the feed, to avoid adding the same item several times. You should add ‘FEEDSTATUS’ to the list of drawers in that file:

     #+DRAWERS: LOGBOOK PROPERTIES FEEDSTATUS

For more information, see org-feed.el and the docstring of org-feed-alist.


Previous: RSS Feeds, Up: Capture

9.4 Protocols for external access

You can set up Org for handling protocol calls from outside applications that are passed to Emacs through the emacsserver. For example, you can configure bookmarks in your web browser to send a link to the current page to Org and create a note from it using Remember (see Remember). Or you could create a bookmark that will tell Emacs to open the local source file of a remote website you are looking at with the browser. See http://orgmode.org/worg/org-contrib/org-protocol.php for detailed documentation and setup instructions.


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10 Agenda Views

Due to the way Org works, TODO items, time-stamped items, and tagged headlines can be scattered throughout a file or even a number of files. To get an overview of open action items, or of events that are important for a particular date, this information must be collected, sorted and displayed in an organized way.

Org can select items based on various criteria and display them in a separate buffer. Seven different view types are provided:

The extracted information is displayed in a special agenda buffer. This buffer is read-only, but provides commands to visit the corresponding locations in the original Org files, and even to edit these files remotely.

Two variables control how the agenda buffer is displayed and whether the window configuration is restored when the agenda exits: org-agenda-window-setup and org-agenda-restore-windows-after-quit.


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10.1 Agenda files

The information to be shown is normally collected from all agenda files, the files listed in the variable org-agenda-files59. If a directory is part of this list, all files with the extension .org in this directory will be part of the list.

Thus, even if you only work with a single Org file, that file should be put into the list60. You can customize org-agenda-files, but the easiest way to maintain it is through the following commands

C-c [
Add current file to the list of agenda files. The file is added to the front of the list. If it was already in the list, it is moved to the front. With a prefix argument, file is added/moved to the end.
C-c ]
Remove current file from the list of agenda files.
C-,
C-'
Cycle through agenda file list, visiting one file after the other.
M-x org-iswitchb
Command to use an iswitchb-like interface to switch to and between Org buffers.

The Org menu contains the current list of files and can be used to visit any of them.

If you would like to focus the agenda temporarily on a file not in this list, or on just one file in the list, or even on only a subtree in a file, then this can be done in different ways. For a single agenda command, you may press < once or several times in the dispatcher (see Agenda dispatcher). To restrict the agenda scope for an extended period, use the following commands:

C-c C-x <
Permanently restrict the agenda to the current subtree. When with a prefix argument, or with the cursor before the first headline in a file, the agenda scope is set to the entire file. This restriction remains in effect until removed with C-c C-x >, or by typing either < or > in the agenda dispatcher. If there is a window displaying an agenda view, the new restriction takes effect immediately.
C-c C-x >
Remove the permanent restriction created by C-c C-x <.

When working with speedbar.el, you can use the following commands in the Speedbar frame:

< in the speedbar frame
Permanently restrict the agenda to the item—either an Org file or a subtree in such a file—at the cursor in the Speedbar frame. If there is a window displaying an agenda view, the new restriction takes effect immediately.
> in the speedbar frame
Lift the restriction.


Next: , Previous: Agenda files, Up: Agenda Views

10.2 The agenda dispatcher

The views are created through a dispatcher, which should be bound to a global key—for example C-c a (see Installation). In the following we will assume that C-c a is indeed how the dispatcher is accessed and list keyboard access to commands accordingly. After pressing C-c a, an additional letter is required to execute a command. The dispatcher offers the following default commands:

a
Create the calendar-like agenda (see Weekly/daily agenda).
t / T
Create a list of all TODO items (see Global TODO list).
m / M
Create a list of headlines matching a TAGS expression (see Matching tags and properties).
L
Create the timeline view for the current buffer (see Timeline).
s
Create a list of entries selected by a boolean expression of keywords and/or regular expressions that must or must not occur in the entry.
/
Search for a regular expression in all agenda files and additionally in the files listed in org-agenda-text-search-extra-files. This uses the Emacs command multi-occur. A prefix argument can be used to specify the number of context lines for each match, default is 1.
# / !
Create a list of stuck projects (see Stuck projects).
<
Restrict an agenda command to the current buffer61. After pressing <, you still need to press the character selecting the command.
< <
If there is an active region, restrict the following agenda command to the region. Otherwise, restrict it to the current subtree62. After pressing < <, you still need to press the character selecting the command.

You can also define custom commands that will be accessible through the dispatcher, just like the default commands. This includes the possibility to create extended agenda buffers that contain several blocks together, for example the weekly agenda, the global TODO list and a number of special tags matches. See Custom agenda views.


Next: , Previous: Agenda dispatcher, Up: Agenda Views

10.3 The built-in agenda views

In this section we describe the built-in views.


Next: , Previous: Built-in agenda views, Up: Built-in agenda views

10.3.1 The weekly/daily agenda

The purpose of the weekly/daily agenda is to act like a page of a paper agenda, showing all the tasks for the current week or day.

C-c a a
Compile an agenda for the current week from a list of Org files. The agenda shows the entries for each day. With a numeric prefix63 (like C-u 2 1 C-c a a) you may set the number of days to be displayed (see also the variable org-agenda-ndays)

Remote editing from the agenda buffer means, for example, that you can change the dates of deadlines and appointments from the agenda buffer. The commands available in the Agenda buffer are listed in Agenda commands.

Calendar/Diary integration

Emacs contains the calendar and diary by Edward M. Reingold. The calendar displays a three-month calendar with holidays from different countries and cultures. The diary allows you to keep track of anniversaries, lunar phases, sunrise/set, recurrent appointments (weekly, monthly) and more. In this way, it is quite complementary to Org. It can be very useful to combine output from Org with the diary.

In order to include entries from the Emacs diary into Org mode's agenda, you only need to customize the variable

     (setq org-agenda-include-diary t)

After that, everything will happen automatically. All diary entries including holidays, anniversaries, etc., will be included in the agenda buffer created by Org mode. <SPC>, <TAB>, and <RET> can be used from the agenda buffer to jump to the diary file in order to edit existing diary entries. The i command to insert new entries for the current date works in the agenda buffer, as well as the commands S, M, and C to display Sunrise/Sunset times, show lunar phases and to convert to other calendars, respectively. c can be used to switch back and forth between calendar and agenda.

If you are using the diary only for sexp entries and holidays, it is faster to not use the above setting, but instead to copy or even move the entries into an Org file. Org mode evaluates diary-style sexp entries, and does it faster because there is no overhead for first creating the diary display. Note that the sexp entries must start at the left margin, no whitespace is allowed before them. For example, the following segment of an Org file will be processed and entries will be made in the agenda:

     * Birthdays and similar stuff
     #+CATEGORY: Holiday
     %%(org-calendar-holiday)   ; special function for holiday names
     #+CATEGORY: Ann
     %%(diary-anniversary 14  5 1956) Arthur Dent is %d years old
     %%(diary-anniversary  2 10 1869) Mahatma Gandhi would be %d years old
Anniversaries from BBDB

If you are using the Big Brothers Database to store your contacts, you will very likely prefer to store anniversaries in BBDB rather than in a separate Org or diary file. Org supports this and will show BBDB anniversaries as part of the agenda. All you need to do is to add the following to one your your agenda files:

     * Anniversaries
       :PROPERTIES:
       :CATEGORY: Anniv
       :END
     %%(org-bbdb-anniversaries)

You can then go ahead and define anniversaries for a BBDB record. Basically, you need to press C-o anniversary <RET> with the cursor in a BBDB record and then add the date in the format YYYY-MM-DD, followed by a space and the class of the anniversary (‘birthday’ or ‘wedding’, or a format string). If you omit the class, it will default to ‘birthday’. Here are a few examples, the header for the file org-bbdb.el contains more detailed information.

     1973-06-22
     1955-08-02 wedding
     2008-04-14 %s released version 6.01 of org-mode, %d years ago

After a change to BBDB, or for the first agenda display during an Emacs session, the agenda display will suffer a short delay as Org updates its hash with anniversaries. However, from then on things will be very fast—much faster in fact than a long list of ‘%%(diary-anniversary)’ entries in an Org or Diary file.

Appointment reminders

Org can interact with Emacs appointments notification facility. To add all the appointments of your agenda files, use the command org-agenda-to-appt. This command also lets you filter through the list of your appointments and add only those belonging to a specific category or matching a regular expression. See the docstring for details.


Next: , Previous: Weekly/daily agenda, Up: Built-in agenda views

10.3.2 The global TODO list

The global TODO list contains all unfinished TODO items formatted and collected into a single place.

C-c a t
Show the global TODO list. This collects the TODO items from all agenda files (see Agenda Views) into a single buffer. The buffer is in agenda-mode, so there are commands to examine and manipulate the TODO entries directly from that buffer (see Agenda commands).
C-c a T
Like the above, but allows selection of a specific TODO keyword. You can also do this by specifying a prefix argument to C-c a t. With a C-u prefix you are prompted for a keyword, and you may also specify several keywords by separating them with ‘|’ as the boolean OR operator. With a numeric prefix, the nth keyword in org-todo-keywords is selected. The r key in the agenda buffer regenerates it, and you can give a prefix argument to this command to change the selected TODO keyword, for example 3 r. If you often need a search for a specific keyword, define a custom command for it (see Agenda dispatcher).
Matching specific TODO keywords can also be done as part of a tags search (see Tag searches).

Remote editing of TODO items means that you can change the state of a TODO entry with a single key press. The commands available in the TODO list are described in Agenda commands.

Normally the global TODO list simply shows all headlines with TODO keywords. This list can become very long. There are two ways to keep it more compact:


Next: , Previous: Global TODO list, Up: Built-in agenda views

10.3.3 Matching tags and properties

If headlines in the agenda files are marked with tags (see Tags), or have properties (see Properties and Columns), you can select headlines based on this metadata and collect them into an agenda buffer. The match syntax described here also applies when creating sparse trees with C-c / m.

C-c a m
Produce a list of all headlines that match a given set of tags. The command prompts for a selection criterion, which is a boolean logic expression with tags, like ‘+work+urgent-withboss’ or ‘work|home’ (see Tags). If you often need a specific search, define a custom command for it (see Agenda dispatcher).
C-c a M
Like C-c a m, but only select headlines that are also TODO items and force checking subitems (see variable org-tags-match-list-sublevels). To exclude scheduled/deadline items, see the variable org-agenda-tags-todo-honor-ignore-options. Matching specific TODO keywords together with a tags match is also possible, see Tag searches.

The commands available in the tags list are described in Agenda commands.

Match syntax

A search string can use Boolean operators ‘&’ for AND and ‘|’ for OR. ‘&’ binds more strongly than ‘|’. Parentheses are currently not implemented. Each element in the search is either a tag, a regular expression matching tags, or an expression like PROPERTY OPERATOR VALUE with a comparison operator, accessing a property value. Each element may be preceded by ‘-’, to select against it, and ‘+’ is syntactic sugar for positive selection. The AND operator ‘&’ is optional when ‘+’ or ‘-’ is present. Here are some examples, using only tags.

+work-boss
Select headlines tagged ‘:work:’, but discard those also tagged ‘:boss:’.
work|laptop
Selects lines tagged ‘:work:’ or ‘:laptop:’.
work|laptop+night
Like before, but require the ‘:laptop:’ lines to be tagged also ‘:night:’.

Instead of a tag, you may also specify a regular expression enclosed in curly braces. For example, ‘work+{^boss.*}’ matches headlines that contain the tag ‘:work:’ and any tag starting with ‘boss’.

You may also test for properties (see Properties and Columns) at the same time as matching tags. The properties may be real properties, or special properties that represent other metadata (see Special properties). For example, the “property” TODO represents the TODO keyword of the entry. Or, the “property” LEVEL represents the level of an entry. So a search ‘+LEVEL=3+boss-TODO="DONE"’ lists all level three headlines that have the tag ‘boss’ and are not marked with the TODO keyword DONE. In buffers with org-odd-levels-only set, ‘LEVEL’ does not count the number of stars, but ‘LEVEL=2’ will correspond to 3 stars etc.

Here are more examples:

work+TODO="WAITING"
Select ‘:work:’-tagged TODO lines with the specific TODO keyword ‘WAITING’.
work+TODO="WAITING"|home+TODO="WAITING"
Waiting tasks both at work and at home.

When matching properties, a number of different operators can be used to test the value of a property. Here is a complex example:

     +work-boss+PRIORITY="A"+Coffee="unlimited"+Effort<2         \
              +With={Sarah\|Denny}+SCHEDULED>="<2008-10-11>"

The type of comparison will depend on how the comparison value is written:

So the search string in the example finds entries tagged ‘:work:’ but not ‘:boss:’, which also have a priority value ‘A’, a ‘:Coffee:’ property with the value ‘unlimited’, an ‘Effort’ property that is numerically smaller than 2, a ‘:With:’ property that is matched by the regular expression ‘Sarah\|Denny’, and that are scheduled on or after October 11, 2008.

Accessing TODO, LEVEL, and CATEGORY during a search is fast. Accessing any other properties will slow down the search. However, once you have paid the price by accessing one property, testing additional properties is cheap again.

You can configure Org mode to use property inheritance during a search, but beware that this can slow down searches considerably. See Property inheritance, for details.

For backward compatibility, and also for typing speed, there is also a different way to test TODO states in a search. For this, terminate the tags/property part of the search string (which may include several terms connected with ‘|’) with a ‘/’ and then specify a Boolean expression just for TODO keywords. The syntax is then similar to that for tags, but should be applied with care: For example, a positive selection on several TODO keywords cannot meaningfully be combined with boolean AND. However, negative selection combined with AND can be meaningful. To make sure that only lines are checked that actually have any TODO keyword (resulting in a speed-up), use C-c a M, or equivalently start the TODO part after the slash with ‘!’. Examples:

work/WAITING
Same as ‘work+TODO="WAITING"
work/!-WAITING-NEXT
Select ‘:work:’-tagged TODO lines that are neither ‘WAITING’ nor ‘NEXT
work/!+WAITING|+NEXT
Select ‘:work:’-tagged TODO lines that are either ‘WAITING’ or ‘NEXT’.


Next: , Previous: Matching tags and properties, Up: Built-in agenda views

10.3.4 Timeline for a single file

The timeline summarizes all time-stamped items from a single Org mode file in a time-sorted view. The main purpose of this command is to give an overview over events in a project.

C-c a L
Show a time-sorted view of the Org file, with all time-stamped items. When called with a C-u prefix, all unfinished TODO entries (scheduled or not) are also listed under the current date.

The commands available in the timeline buffer are listed in Agenda commands.


Next: , Previous: Timeline, Up: Built-in agenda views

10.3.5 Keyword search

This agenda view is a general text search facility for Org mode entries. It is particularly useful to find notes.

C-c a s
This is a special search that lets you select entries by keywords or regular expression, using a boolean logic. For example, the search string
          +computer +wifi -ethernet -{8\.11[bg]}

will search for note entries that contain the keywords computer and wifi, but not the keyword ethernet, and which are also not matched by the regular expression 8\.11[bg], meaning to exclude both 8.11b and 8.11g.

Note that in addition to the agenda files, this command will also search the files listed in org-agenda-text-search-extra-files.


Previous: Keyword search, Up: Built-in agenda views

10.3.6 Stuck projects

If you are following a system like David Allen's GTD to organize your work, one of the “duties” you have is a regular review to make sure that all projects move along. A stuck project is a project that has no defined next actions, so it will never show up in the TODO lists Org mode produces. During the review, you need to identify such projects and define next actions for them.

C-c a #
List projects that are stuck.
C-c a !
Customize the variable org-stuck-projects to define what a stuck project is and how to find it.

You almost certainly will have to configure this view before it will work for you. The built-in default assumes that all your projects are level-2 headlines, and that a project is not stuck if it has at least one entry marked with a TODO keyword TODO or NEXT or NEXTACTION.

Let's assume that you, in your own way of using Org mode, identify projects with a tag PROJECT, and that you use a TODO keyword MAYBE to indicate a project that should not be considered yet. Let's further assume that the TODO keyword DONE marks finished projects, and that NEXT and TODO indicate next actions. The tag @SHOP indicates shopping and is a next action even without the NEXT tag. Finally, if the project contains the special word IGNORE anywhere, it should not be listed either. In this case you would start by identifying eligible projects with a tags/todo match64+PROJECT/-MAYBE-DONE’, and then check for TODO, NEXT, @SHOP, and IGNORE in the subtree to identify projects that are not stuck. The correct customization for this is

     (setq org-stuck-projects
           '("+PROJECT/-MAYBE-DONE" ("NEXT" "TODO") ("@SHOP")
                                    "\\<IGNORE\\>"))

Note that if a project is identified as non-stuck, the subtree of this entry will still be searched for stuck projets.


Next: , Previous: Built-in agenda views, Up: Agenda Views

10.4 Presentation and sorting

Before displaying items in an agenda view, Org mode visually prepares the items and sorts them. Each item occupies a single line. The line starts with a prefix that contains the category (see Categories) of the item and other important information. You can customize the prefix using the option org-agenda-prefix-format. The prefix is followed by a cleaned-up version of the outline headline associated with the item.


Next: , Previous: Presentation and sorting, Up: Presentation and sorting

10.4.1 Categories

The category is a broad label assigned to each agenda item. By default, the category is simply derived from the file name, but you can also specify it with a special line in the buffer, like this65:

     #+CATEGORY: Thesis

If you would like to have a special CATEGORY for a single entry or a (sub)tree, give the entry a :CATEGORY: property with the special category you want to apply as the value.

The display in the agenda buffer looks best if the category is not longer than 10 characters.


Next: , Previous: Categories, Up: Presentation and sorting

10.4.2 Time-of-day specifications

Org mode checks each agenda item for a time-of-day specification. The time can be part of the timestamp that triggered inclusion into the agenda, for example as in ‘<2005-05-10 Tue 19:00>. Time ranges can be specified with two timestamps, like ‘<2005-05-10 Tue 20:30>--<2005-05-10 Tue 22:15>.

In the headline of the entry itself, a time(range) may also appear as plain text (like ‘12:45’ or a ‘8:30-1pm’). If the agenda integrates the Emacs diary (see Weekly/daily agenda), time specifications in diary entries are recognized as well.

For agenda display, Org mode extracts the time and displays it in a standard 24 hour format as part of the prefix. The example times in the previous paragraphs would end up in the agenda like this:

         8:30-13:00 Arthur Dent lies in front of the bulldozer
        12:45...... Ford Prefect arrives and takes Arthur to the pub
        19:00...... The Vogon reads his poem
        20:30-22:15 Marvin escorts the Hitchhikers to the bridge

If the agenda is in single-day mode, or for the display of today, the timed entries are embedded in a time grid, like

         8:00...... ------------------
         8:30-13:00 Arthur Dent lies in front of the bulldozer
        10:00...... ------------------
        12:00...... ------------------
        12:45...... Ford Prefect arrives and takes Arthur to the pub
        14:00...... ------------------
        16:00...... ------------------
        18:00...... ------------------
        19:00...... The Vogon reads his poem
        20:00...... ------------------
        20:30-22:15 Marvin escorts the Hitchhikers to the bridge

The time grid can be turned on and off with the variable org-agenda-use-time-grid, and can be configured with org-agenda-time-grid.


Previous: Time-of-day specifications, Up: Presentation and sorting

10.4.3 Sorting of agenda items

Before being inserted into a view, the items are sorted. How this is done depends on the type of view.

Sorting can be customized using the variable org-agenda-sorting-strategy, and may also include criteria based on the estimated effort of an entry (see Effort estimates).


Next: , Previous: Presentation and sorting, Up: Agenda Views

10.5 Commands in the agenda buffer

Entries in the agenda buffer are linked back to the Org file or diary file where they originate. You are not allowed to edit the agenda buffer itself, but commands are provided to show and jump to the original entry location, and to edit the Org files “remotely” from the agenda buffer. In this way, all information is stored only once, removing the risk that your agenda and note files may diverge.

Some commands can be executed with mouse clicks on agenda lines. For the other commands, the cursor needs to be in the desired line.

Motion

n
Next line (same as <up> and C-p).
p
Previous line (same as <down> and C-n).
View/Go to Org file

mouse-3
<SPC>
Display the original location of the item in another window. With prefix arg, make sure that the entire entry is made visible in the outline, not only the heading.
L
Display original location and recenter that window.
mouse-2
mouse-1
<TAB>
Go to the original location of the item in another window. Under Emacs 22, mouse-1 will also works for this.
<RET>
Go to the original location of the item and delete other windows.
f
Toggle Follow mode. In Follow mode, as you move the cursor through the agenda buffer, the other window always shows the corresponding location in the Org file. The initial setting for this mode in new agenda buffers can be set with the variable org-agenda-start-with-follow-mode.
b
Display the entire subtree of the current item in an indirect buffer. With a numeric prefix argument N, go up to level N and then take that tree. If N is negative, go up that many levels. With a C-u prefix, do not remove the previously used indirect buffer.
v l or short l
Toggle Logbook mode. In Logbook mode, entries that were marked DONE while logging was on (variable org-log-done) are shown in the agenda, as are entries that have been clocked on that day. You can configure the entry types that should be included in log mode using the variable org-agenda-log-mode-items. When called with a C-u prefix, show all possible logbook entries, including state changes. When called with two prefix args C-u C-u, show only logging information, nothing else.
v a
v A
Toggle Archives mode. In Archives mode, trees that are marked ARCHIVED are also scanned when producing the agenda. When you use the capital A, even all archive files are included. To exit archives mode, press v a again.
R
Toggle Clockreport mode. In Clockreport mode, the daily/weekly agenda will always show a table with the clocked times for the timespan and file scope covered by the current agenda view. The initial setting for this mode in new agenda buffers can be set with the variable org-agenda-start-with-clockreport-mode.
Change display

o
Delete other windows.
v d or short d
v w or short w
v m
v y
Switch to day/week/month/year view. When switching to day or week view, this setting becomes the default for subsequent agenda commands. Since month and year views are slow to create, they do not become the default. A numeric prefix argument may be used to jump directly to a specific day of the year, ISO week, month, or year, respectively. For example, 32 d jumps to February 1st, 9 w to ISO week number 9. When setting day, week, or month view, a year may be encoded in the prefix argument as well. For example, 200712 w will jump to week 12 in 2007. If such a year specification has only one or two digits, it will be mapped to the interval 1938-2037.
D
Toggle the inclusion of diary entries. See Weekly/daily agenda.
G
Toggle the time grid on and off. See also the variables org-agenda-use-time-grid and org-agenda-time-grid.
r
Recreate the agenda buffer, for example to reflect the changes after modification of the timestamps of items with S-<left> and S-<right>. When the buffer is the global TODO list, a prefix argument is interpreted to create a selective list for a specific TODO keyword.
g
Same as r.
s
C-x C-s
Save all Org buffers in the current Emacs session, and also the locations of IDs.
<right>
Display the following org-agenda-ndays days. For example, if the display covers a week, switch to the following week. With prefix arg, go forward that many times org-agenda-ndays days.
<left>
Display the previous dates.
.
Go to today.
j
Prompt for a date and go there.
C-c C-x C-c
Invoke column view (see Column view) in the agenda buffer. The column view format is taken from the entry at point, or (if there is no entry at point), from the first entry in the agenda view. So whatever the format for that entry would be in the original buffer (taken from a property, from a #+COLUMNS line, or from the default variable org-columns-default-format), will be used in the agenda.


C-c C-x >
Remove the restriction lock on the agenda, if it is currently restricted to a file or subtree (see Agenda files).
Secondary filtering and query editing

/
Filter the current agenda view with respect to a tag and/or effort estimates. The difference between this and a custom agenda command is that filtering is very fast, so that you can switch quickly between different filters without having to recreate the agenda66

You will be prompted for a tag selection letter. Pressing <TAB> at that prompt will offer use completion to select a tag (including any tags that do not have a selection character). The command then hides all entries that do not contain or inherit this tag. When called with prefix arg, remove the entries that do have the tag. A second / at the prompt will turn off the filter and unhide any hidden entries. If the first key you press is either + or -, the previous filter will be narrowed by requiring or forbidding the selected additional tag. Instead of pressing + or - after /, you can also immediately use the \ command.

In order to filter for effort estimates, you should set-up allowed efforts globally, for example

          (setq org-global-properties
              '(("Effort_ALL". "0 0:10 0:30 1:00 2:00 3:00 4:00")))

You can then filter for an effort by first typing an operator, one of <, >, and =, and then the one-digit index of an effort estimate in your array of allowed values, where 0 means the 10th value. The filter will then restrict to entries with effort smaller-or-equal, equal, or larger-or-equal than the selected value. If the digits 0-9 are not used as fast access keys to tags, you can also simply press the index digit directly without an operator. In this case, < will be assumed. For application of the operator, entries without a defined effort will be treated according to the value of org-sort-agenda-noeffort-is-high. To filter for tasks without effort definition, press ? as the operator.


\
Narrow the current agenda filter by an additional condition. When called with prefix arg, remove the entries that do have the tag, or that do match the effort criterion. You can achieve the same effect by pressing + or - as the first key after the / command.


[ ] { }
In the search view (see Keyword search), these keys add new search words ([ and ]) or new regular expressions ({ and }) to the query string. The opening bracket/brace will add a positive search term prefixed by ‘+’, indicating that this search term must occur/match in the entry. The closing bracket/brace will add a negative search term which must not occur/match in the entry for it to be selected.
Remote editing

0-9
Digit argument.
C-_
Undo a change due to a remote editing command. The change is undone both in the agenda buffer and in the remote buffer.
t
Change the TODO state of the item, both in the agenda and in the original org file.
C-k
Delete the current agenda item along with the entire subtree belonging to it in the original Org file. If the text to be deleted remotely is longer than one line, the kill needs to be confirmed by the user. See variable org-agenda-confirm-kill.
C-c C-w
Refile the entry at point.
a
Toggle the ARCHIVE tag for the current headline.
A
Move the subtree corresponding to the current entry to its archive sibling.
$
Archive the subtree corresponding to the current headline. This means the entry will be moved to the configured archive location, most likely a different file.
T
Show all tags associated with the current item. This is useful if you have turned off org-agenda-show-inherited-tags, but still want to see all tags of a headline occasionally.
:
Set tags for the current headline. If there is an active region in the agenda, change a tag for all headings in the region.
,
Set the priority for the current item. Org mode prompts for the priority character. If you reply with <SPC>, the priority cookie is removed from the entry.
P
Display weighted priority of current item.
+
S-<up>
Increase the priority of the current item. The priority is changed in the original buffer, but the agenda is not resorted. Use the r key for this.
-
S-<down>
Decrease the priority of the current item.
z
Add a note to the entry. This note will be recorded, and then files to the same location where state change notes are put. Depending on org-log-into-drawer, this maybe inside a drawer.
C-c C-a
Dispatcher for all command related to attachments.
C-c C-s
Schedule this item
C-c C-d
Set a deadline for this item.
k
Agenda actions, to set dates for selected items to the cursor date. This command also works in the calendar! The command prompts for an additional key:
          m   Mark the entry at point for action.  You can also make entries
              in Org files with C-c C-x C-k.
          d   Set the deadline of the marked entry to the date at point.
          s   Schedule the marked entry at the date at point.
          r   Call org-remember with the cursor date as default date.

Press r afterward to refresh the agenda and see the effect of the command.

S-<right>
Change the timestamp associated with the current line by one day into the future. With a numeric prefix argument, change it by that many days. For example, 3 6 5 S-<right> will change it by a year. With a C-u prefix, change the time by one hour. If you immediately repeat the command, it will continue to change hours even without the prefix arg. With a double C-u C-u prefix, do the same for changing minutes. The stamp is changed in the original Org file, but the change is not directly reflected in the agenda buffer. Use r or g to update the buffer.
S-<left>
Change the timestamp associated with the current line by one day into the past.
>
Change the timestamp associated with the current line to today. The key > has been chosen, because it is the same as S-. on my keyboard.
I
Start the clock on the current item. If a clock is running already, it is stopped first.
O
Stop the previously started clock.
X
Cancel the currently running clock.


J
Jump to the running clock in another window.
Bulk remote editing selected entries

s
Mark the entry at point for bulk action.


u
Unmark entry for bulk action.


U
Unmark all marked entries for bulk action.


B
Bulk action: Act on all marked entries in the agenda. This will prompt for another key to select the action to be applied:
          r  Prompt for a single refile target and move all entries.  The entries
             will no longer be in the agenda, refresh (g) to bring them back.
          $  Archive all selected entries.
          A  Archive entries by moving them to their respective archive siblings.
          t  Change TODO state.  This prompts for a single TODO keyword and
             changes the state of all selected entries, bypassing blocking and
             suppressing logging notes (but not time stamps).
          +  Add a tag to all selected entries.
          -  Remove a tag from all selected entries.

Calendar commands

c
Open the Emacs calendar and move to the date at the agenda cursor.
c
When in the calendar, compute and show the Org mode agenda for the date at the cursor.
i
Insert a new entry into the diary. Prompts for the type of entry (day, weekly, monthly, yearly, anniversary, cyclic) and creates a new entry in the diary, just as i d, etc., would do in the calendar. The date is taken from the cursor position.
M
Show the phases of the moon for the three months around current date.
S
Show sunrise and sunset times. The geographical location must be set with calendar variables, see the documentation for the Emacs calendar.
C
Convert the date at cursor into many other cultural and historic calendars.
H
Show holidays for three months around the cursor date.
M-x org-export-icalendar-combine-agenda-files
Export a single iCalendar file containing entries from all agenda files. This is a globally available command, and also available in the agenda menu.
Exporting to a file

C-x C-w
Write the agenda view to a file. Depending on the extension of the selected file name, the view will be exported as HTML (extension .html or .htm), Postscript (extension .ps), PDF (extension .pdf), or plain text (any other extension). When called with a C-u prefix argument, immediately open the newly created file. Use the variable org-agenda-exporter-settings to set options for ps-print and for htmlize to be used during export.
Quit and Exit

q
Quit agenda, remove the agenda buffer.
x
Exit agenda, remove the agenda buffer and all buffers loaded by Emacs for the compilation of the agenda. Buffers created by the user to visit Org files will not be removed.


Next: , Previous: Agenda commands, Up: Agenda Views

10.6 Custom agenda views

Custom agenda commands serve two purposes: to store and quickly access frequently used TODO and tags searches, and to create special composite agenda buffers. Custom agenda commands will be accessible through the dispatcher (see Agenda dispatcher), just like the default commands.


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10.6.1 Storing searches

The first application of custom searches is the definition of keyboard shortcuts for frequently used searches, either creating an agenda buffer, or a sparse tree (the latter covering of course only the current buffer). Custom commands are configured in the variable org-agenda-custom-commands. You can customize this variable, for example by pressing C-c a C. You can also directly set it with Emacs Lisp in .emacs. The following example contains all valid search types:

     (setq org-agenda-custom-commands
           '(("w" todo "WAITING")
             ("W" todo-tree "WAITING")
             ("u" tags "+boss-urgent")
             ("v" tags-todo "+boss-urgent")
             ("U" tags-tree "+boss-urgent")
             ("f" occur-tree "\\<FIXME\\>")
             ("h" . "HOME+Name tags searches") ; description for "h" prefix
             ("hl" tags "+home+Lisa")
             ("hp" tags "+home+Peter")
             ("hk" tags "+home+Kim")))

The initial string in each entry defines the keys you have to press after the dispatcher command C-c a in order to access the command. Usually this will be just a single character, but if you have many similar commands, you can also define two-letter combinations where the first character is the same in several combinations and serves as a prefix key67. The second parameter is the search type, followed by the string or regular expression to be used for the matching. The example above will therefore define:

C-c a w
as a global search for TODO entries with ‘WAITING’ as the TODO keyword
C-c a W
as the same search, but only in the current buffer and displaying the results as a sparse tree
C-c a u
as a global tags search for headlines marked ‘:boss:’ but not ‘:urgent:
C-c a v
as the same search as C-c a u, but limiting the search to headlines that are also TODO items
C-c a U
as the same search as C-c a u, but only in the current buffer and displaying the result as a sparse tree
C-c a f
to create a sparse tree (again: current buffer only) with all entries containing the word ‘FIXME
C-c a h
as a prefix command for a HOME tags search where you have to press an additional key (l, p or k) to select a name (Lisa, Peter, or Kim) as additional tag to match.


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10.6.2 Block agenda

Another possibility is the construction of agenda views that comprise the results of several commands, each of which creates a block in the agenda buffer. The available commands include agenda for the daily or weekly agenda (as created with C-c a a), alltodo for the global TODO list (as constructed with C-c a t), and the matching commands discussed above: todo, tags, and tags-todo. Here are two examples:

     (setq org-agenda-custom-commands
           '(("h" "Agenda and Home-related tasks"
              ((agenda "")
               (tags-todo "home")
               (tags "garden")))
             ("o" "Agenda and Office-related tasks"
              ((agenda "")
               (tags-todo "work")
               (tags "office")))))

This will define C-c a h to create a multi-block view for stuff you need to attend to at home. The resulting agenda buffer will contain your agenda for the current week, all TODO items that carry the tag ‘home’, and also all lines tagged with ‘garden’. Finally the command C-c a o provides a similar view for office tasks.


Previous: Block agenda, Up: Custom agenda views

10.6.3 Setting options for custom commands

Org mode contains a number of variables regulating agenda construction and display. The global variables define the behavior for all agenda commands, including the custom commands. However, if you want to change some settings just for a single custom view, you can do so. Setting options requires inserting a list of variable names and values at the right spot in org-agenda-custom-commands. For example:

     (setq org-agenda-custom-commands
           '(("w" todo "WAITING"
              ((org-agenda-sorting-strategy '(priority-down))
               (org-agenda-prefix-format "  Mixed: ")))
             ("U" tags-tree "+boss-urgent"
              ((org-show-following-heading nil)
               (org-show-hierarchy-above nil)))
             ("N" search ""
              ((org-agenda-files '("~org/notes.org"))
               (org-agenda-text-search-extra-files nil)))))

Now the C-c a w command will sort the collected entries only by priority, and the prefix format is modified to just say ‘ Mixed: ’ instead of giving the category of the entry. The sparse tags tree of C-c a U will now turn out ultra-compact, because neither the headline hierarchy above the match, nor the headline following the match will be shown. The command C-c a N will do a text search limited to only a single file.

For command sets creating a block agenda, org-agenda-custom-commands has two separate spots for setting options. You can add options that should be valid for just a single command in the set, and options that should be valid for all commands in the set. The former are just added to the command entry, the latter must come after the list of command entries. Going back to the block agenda example (see Block agenda), let's change the sorting strategy for the C-c a h commands to priority-down, but let's sort the results for GARDEN tags query in the opposite order, priority-up. This would look like this:

     (setq org-agenda-custom-commands
           '(("h" "Agenda and Home-related tasks"
              ((agenda)
               (tags-todo "home")
               (tags "garden"
                     ((org-agenda-sorting-strategy '(priority-up)))))
              ((org-agenda-sorting-strategy '(priority-down))))
             ("o" "Agenda and Office-related tasks"
              ((agenda)
               (tags-todo "work")
               (tags "office")))))

As you see, the values and parentheses setting is a little complex. When in doubt, use the customize interface to set this variable—it fully supports its structure. Just one caveat: When setting options in this interface, the values are just Lisp expressions. So if the value is a string, you need to add the double-quotes around the value yourself.


Next: , Previous: Custom agenda views, Up: Agenda Views

10.7 Exporting Agenda Views

If you are away from your computer, it can be very useful to have a printed version of some agenda views to carry around. Org mode can export custom agenda views as plain text, HTML68, Postscript, PDF69, and iCalendar files. If you want to do this only occasionally, use the command

C-x C-w
Write the agenda view to a file. Depending on the extension of the selected file name, the view will be exported as HTML (extension .html or .htm), Postscript (extension .ps), iCalendar (extension .ics), or plain text (any other extension). Use the variable org-agenda-exporter-settings to set options for ps-print and for htmlize to be used during export, for example

          (setq org-agenda-exporter-settings
                '((ps-number-of-columns 2)
                  (ps-landscape-mode t)
                  (org-agenda-add-entry-text-maxlines 5)
                  (htmlize-output-type 'css)))

If you need to export certain agenda views frequently, you can associate any custom agenda command with a list of output file names 70. Here is an example that first defines custom commands for the agenda and the global TODO list, together with a number of files to which to export them. Then we define two block agenda commands and specify file names for them as well. File names can be relative to the current working directory, or absolute.

     (setq org-agenda-custom-commands
           '(("X" agenda "" nil ("agenda.html" "agenda.ps"))
             ("Y" alltodo "" nil ("todo.html" "todo.txt" "todo.ps"))
             ("h" "Agenda and Home-related tasks"
              ((agenda "")
               (tags-todo "home")
               (tags "garden"))
              nil
              ("~/views/home.html"))
             ("o" "Agenda and Office-related tasks"
              ((agenda)
               (tags-todo "work")
               (tags "office"))
              nil
              ("~/views/office.ps" "~/calendars/office.ics"))))

The extension of the file name determines the type of export. If it is .html, Org mode will use the htmlize.el package to convert the buffer to HTML and save it to this file name. If the extension is .ps, ps-print-buffer-with-faces is used to produce Postscript output. If the extension is .ics, iCalendar export is run export over all files that were used to construct the agenda, and limit the export to entries listed in the agenda. Any other extension produces a plain ASCII file.

The export files are not created when you use one of those commands interactively because this might use too much overhead. Instead, there is a special command to produce all specified files in one step:

C-c a e
Export all agenda views that have export file names associated with them.

You can use the options section of the custom agenda commands to also set options for the export commands. For example:

     (setq org-agenda-custom-commands
           '(("X" agenda ""
              ((ps-number-of-columns 2)
               (ps-landscape-mode t)
               (org-agenda-prefix-format " [ ] ")
               (org-agenda-with-colors nil)
               (org-agenda-remove-tags t))
              ("theagenda.ps"))))

This command sets two options for the Postscript exporter, to make it print in two columns in landscape format—the resulting page can be cut in two and then used in a paper agenda. The remaining settings modify the agenda prefix to omit category and scheduling information, and instead include a checkbox to check off items. We also remove the tags to make the lines compact, and we don't want to use colors for the black-and-white printer. Settings specified in org-agenda-exporter-settings will also apply, but the settings in org-agenda-custom-commands take precedence.

From the command line you may also use

     emacs -f org-batch-store-agenda-views -kill

or, if you need to modify some parameters71

     emacs -eval '(org-batch-store-agenda-views                      \
                   org-agenda-ndays 30                               \
                   org-agenda-start-day "2007-11-01"                 \
                   org-agenda-include-diary nil                      \
                   org-agenda-files (quote ("~/org/project.org")))'  \
           -kill

which will create the agenda views restricted to the file ~/org/project.org, without diary entries and with a 30-day extent.

You can also extract agenda information in a way that allows further processing by other programs. See Extracting agenda information, for more information.


Previous: Exporting Agenda Views, Up: Agenda Views

10.8 Using column view in the agenda

Column view (see Column view) is normally used to view and edit properties embedded in the hierarchical structure of an Org file. It can be quite useful to use column view also from the agenda, where entries are collected by certain criteria.

C-c C-x C-c
Turn on column view in the agenda.

To understand how to use this properly, it is important to realize that the entries in the agenda are no longer in their proper outline environment. This causes the following issues:

  1. Org needs to make a decision which COLUMNS format to use. Since the entries in the agenda are collected from different files, and different files may have different COLUMNS formats, this is a non-trivial problem. Org first checks if the variable org-overriding-columns-format is currently set, and if so, takes the format from there. Otherwise it takes the format associated with the first item in the agenda, or, if that item does not have a specific format (defined in a property, or in its file), it uses org-columns-default-format.
  2. If any of the columns has a summary type defined (see Column attributes), turning on column view in the agenda will visit all relevant agenda files and make sure that the computations of this property are up to date. This is also true for the special CLOCKSUM property. Org will then sum the values displayed in the agenda. In the daily/weekly agenda, the sums will cover a single day, in all other views they cover the entire block. It is vital to realize that the agenda may show the same entry twice (for example as scheduled and as a deadline), and it may show two entries from the same hierarchy (for example a parent and its child). In these cases, the summation in the agenda will lead to incorrect results because some values will count double.
  3. When the column view in the agenda shows the CLOCKSUM, that is always the entire clocked time for this item. So even in the daily/weekly agenda, the clocksum listed in column view may originate from times outside the current view. This has the advantage that you can compare these values with a column listing the planned total effort for a task—one of the major applications for column view in the agenda. If you want information about clocked time in the displayed period use clock table mode (press R in the agenda).


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11 Embedded LaTeX

Plain ASCII is normally sufficient for almost all note taking. One exception, however, are scientific notes which need to be able to contain mathematical symbols and the occasional formula. LaTeX72 is widely used to typeset scientific documents. Org mode supports embedding LaTeX code into its files, because many academics are used to reading LaTeX source code, and because it can be readily processed into images for HTML production.

It is not necessary to mark LaTeX macros and code in any special way. If you observe a few conventions, Org mode knows how to find it and what to do with it.


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11.1 Math symbols

You can use LaTeX macros to insert special symbols like ‘\alpha’ to indicate the Greek letter, or ‘\to’ to indicate an arrow. Completion for these macros is available, just type ‘\’ and maybe a few letters, and press M-<TAB> to see possible completions. Unlike LaTeX code, Org mode allows these macros to be present without surrounding math delimiters, for example:

     Angles are written as Greek letters \alpha, \beta and \gamma.

During HTML export (see HTML export), these symbols are translated into the proper syntax for HTML, for the above examples this is ‘&alpha;’ and ‘&rarr;’, respectively. If you need such a symbol inside a word, terminate it like this: ‘\Aacute{}stor’.


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11.2 Subscripts and superscripts

Just like in LaTeX, ‘^’ and ‘_’ are used to indicate super- and subscripts. Again, these can be used without embedding them in math-mode delimiters. To increase the readability of ASCII text, it is not necessary (but OK) to surround multi-character sub- and superscripts with curly braces. For example

     The mass if the sun is M_sun = 1.989 x 10^30 kg.  The radius of
     the sun is R_{sun} = 6.96 x 10^8 m.

To avoid interpretation as raised or lowered text, you can quote ‘^’ and ‘_’ with a backslash: ‘\^’ and ‘\_’.

During HTML export (see HTML export), subscript and superscripts are surrounded with <sub> and <sup> tags, respectively.


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11.3 LaTeX fragments

With symbols, sub- and superscripts, HTML is pretty much at its end when it comes to representing mathematical formulas73. More complex expressions need a dedicated formula processor. To this end, Org mode can contain arbitrary LaTeX fragments. It provides commands to preview the typeset result of these fragments, and upon export to HTML, all fragments will be converted to images and inlined into the HTML document74. For this to work you need to be on a system with a working LaTeX installation. You also need the dvipng program, available at http://sourceforge.net/projects/dvipng/. The LaTeX header that will be used when processing a fragment can be configured with the variable org-format-latex-header.

LaTeX fragments don't need any special marking at all. The following snippets will be identified as LaTeX source code:

For example:

     \begin{equation}                          % arbitrary environments,
     x=\sqrt{b}                                % even tables, figures
     \end{equation}                            % etc
     
     If $a^2=b$ and \( b=2 \), then the solution must be
     either $$ a=+\sqrt{2} $$ or \[ a=-\sqrt{2} \].

If you need any of the delimiter ASCII sequences for other purposes, you can configure the option org-format-latex-options to deselect the ones you do not wish to have interpreted by the LaTeX converter.


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11.4 Processing LaTeX fragments

LaTeX fragments can be processed to produce preview images of the typeset expressions:

C-c C-x C-l
Produce a preview image of the LaTeX fragment at point and overlay it over the source code. If there is no fragment at point, process all fragments in the current entry (between two headlines). When called with a prefix argument, process the entire subtree. When called with two prefix arguments, or when the cursor is before the first headline, process the entire buffer.
C-c C-c
Remove the overlay preview images.

During HTML export (see HTML export), all LaTeX fragments are converted into images and inlined into the document if the following setting is active:

     (setq org-export-with-LaTeX-fragments t)


Previous: Processing LaTeX fragments, Up: Embedded LaTeX

11.5 Using CDLaTeX to enter math

CDLaTeX mode is a minor mode that is normally used in combination with a major LaTeX mode like AUCTeX in order to speed-up insertion of environments and math templates. Inside Org mode, you can make use of some of the features of CDLaTeX mode. You need to install cdlatex.el and texmathp.el (the latter comes also with AUCTeX) from http://www.astro.uva.nl/~dominik/Tools/cdlatex. Don't use CDLaTeX mode itself under Org mode, but use the light version org-cdlatex-mode that comes as part of Org mode. Turn it on for the current buffer with M-x org-cdlatex-mode, or for all Org files with

     (add-hook 'org-mode-hook 'turn-on-org-cdlatex)

When this mode is enabled, the following features are present (for more details see the documentation of CDLaTeX mode):


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12 Exporting

Org-mode documents can be exported into a variety of other formats. For printing and sharing of notes, ASCII export produces a readable and simple version of an Org file. HTML export allows you to publish a notes file on the web, while the XOXO format provides a solid base for exchange with a broad range of other applications. LaTeX export lets you use Org mode and its structured editing functions to easily create LaTeX files. DocBook export makes it possible to convert Org files to many other formats using DocBook tools. To incorporate entries with associated times like deadlines or appointments into a desktop calendar program like iCal, Org mode can also produce extracts in the iCalendar format. Currently Org mode only supports export, not import of these different formats.

Org supports export of selected regions when transient-mark-mode is enabled (default in Emacs 23).


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12.1 Markup rules

When exporting Org-mode documents, the exporter tries to reflect the structure of the document as accurately as possible in the backend. Since export targets like HTML, LaTeX, or DocBook allow much richer formatting, Org mode has rules on how to prepare text for rich export. This section summarizes the markup rules used in an Org-mode buffer.


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Document title

The title of the exported document is taken from the special line

     #+TITLE: This is the title of the document

If this line does not exist, the title is derived from the first non-empty, non-comment line in the buffer. If no such line exists, or if you have turned off exporting of the text before the first headline (see below), the title will be the file name without extension.

If you are exporting only a subtree by marking is as the region, the heading of the subtree will become the title of the document. If the subtree has a property EXPORT_TITLE, that will take precedence.


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Headings and sections

The outline structure of the document as described in Document Structure, forms the basis for defining sections of the exported document. However, since the outline structure is also used for (for example) lists of tasks, only the first three outline levels will be used as headings. Deeper levels will become itemized lists. You can change the location of this switch globally by setting the variable org-headline-levels, or on a per-file basis with a line

     #+OPTIONS: H:4


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Table of contents

The table of contents is normally inserted directly before the first headline of the file. If you would like to get it to a different location, insert the string [TABLE-OF-CONTENTS] on a line by itself at the desired location. The depth of the table of contents is by default the same as the number of headline levels, but you can choose a smaller number, or turn off the table of contents entirely, by configuring the variable org-export-with-toc, or on a per-file basis with a line like

     #+OPTIONS: toc:2          (only to two levels in TOC)
     #+OPTIONS: toc:nil        (no TOC at all)


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Text before the first headline

Org mode normally exports the text before the first headline, and even uses the first line as the document title. The text will be fully marked up. If you need to include literal HTML, LaTeX, or DocBook code, use the special constructs described below in the sections for the individual exporters.

Some people like to use the space before the first headline for setup and internal links and therefore would like to control the exported text before the first headline in a different way. You can do so by setting the variable org-export-skip-text-before-1st-heading to t. On a per-file basis, you can get the same effect with ‘#+OPTIONS: skip:t’.

If you still want to have some text before the first headline, use the #+TEXT construct:

     #+OPTIONS: skip:t
     #+TEXT: This text will go before the *first* headline.
     #+TEXT: [TABLE-OF-CONTENTS]
     #+TEXT: This goes between the table of contents and the first headline


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Lists

Plain lists as described in Plain lists, are translated to the backend's syntax for such lists. Most backends support unordered, ordered, and description lists.


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Paragraphs, line breaks, and quoting

Paragraphs are separated by at least one empty line. If you need to enforce a line break within a paragraph, use ‘\\’ at the end of a line.

To keep the line breaks in a region, but otherwise use normal formatting, you can use this construct, which can also be used to format poetry.

     #+BEGIN_VERSE
      Great clouds overhead
      Tiny black birds rise and fall
      Snow covers Emacs
     
          -- AlexSchroeder
     #+END_VERSE

When quoting a passage from another document, it is customary to format this as a paragraph that is indented on both the left and the right margin. You can include quotations in Org-mode documents like this:

     #+BEGIN_QUOTE
     Everything should be made as simple as possible,
     but not any simpler -- Albert Einstein
     #+END_QUOTE

If you would like to center some text, do it like this:

     #+BEGIN_CENTER
     Everything should be made as simple as possible, \\
     but not any simpler
     #+END_CENTER


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Literal examples

You can include literal examples that should not be subjected to markup. Such examples will be typeset in monospace, so this is well suited for source code and similar examples.

     #+BEGIN_EXAMPLE
     Some example from a text file.
     #+END_EXAMPLE

Note that such blocks may be indented in order to align nicely with indented text and in particular with plain list structure (see Plain lists). For simplicity when using small examples, you can also start the example lines with a colon followed by a space. There may also be additional whitespace before the colon:

     Here is an example
        : Some example from a text file.

If the example is source code from a programming language, or any other text that can be marked up by font-lock in Emacs, you can ask for the example to look like the fontified Emacs buffer76. This is done with the ‘src’ block, where you also need to specify the name of the major mode that should be used to fontify the example:

     #+BEGIN_SRC emacs-lisp
     (defun org-xor (a b)
        "Exclusive or."
        (if a (not b) b))
     #+END_SRC

Both in example and in src snippets, you can add a -n switch to the end of the BEGIN line, to get the lines of the example numbered. If you use a +n switch, the numbering from the previous numbered snippet will be continued in the current one. In literal examples, Org will interpret strings like ‘(ref:name)’ as labels, and use them as targets for special hyperlinks like [[(name)]] (i.e., name enclosed in single parenthesis). In HTML, hovering the mouse over such a link will remote-highlight the corresponding code line, which is kind of cool. If the example/src snippet is numbered, you can also add a -r switch. Then labels will be removed from the source code and the links will be replaced77 with line numbers from the code listing. Here is an example:

     #+BEGIN_SRC emacs-lisp -n -r
     (save-excursion                  (ref:sc)
        (goto-char (point-min))       (ref:jump)
     #+END SRC
     In line [[(sc)]] we remember the current positon.  [[(jump)][Line (jump)]]
     jumps to point-min.

If the syntax for the label format conflicts with the language syntax, use a -l switch to change the format, for example ‘#+BEGIN_SRC pascal -n -r -l "((%s))"’. See also the variable org-coderef-label-format.

HTML export also allows examples to be published as text areas, See Text areas in HTML export.

C-c '
Edit the source code example at point in its native mode. This works by switching to a temporary buffer with the source code. You need to exit by pressing C-c ' again78, the edited version will then replace the old version in the Org buffer. Fixed-width regions (where each line starts with a colon followed by a space) will be edited using artist-mode79 to allow creating ASCII drawings easily. Using this command in an empty line will create a new fixed-width region.
C-c l
Calling org-store-link while editing a source code example in a temporary buffer created with C-c ' will prompt for a label, make sure that it is unique in the current buffer, and insert it with the proper formatting like ‘(ref:label)’ at the end of the current line. Then the label is stored as a link ‘(label)’, for retrieval with C-c C-l.


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Include files

During export, you can include the content of another file. For example, to include your .emacs file, you could use:

     #+INCLUDE: "~/.emacs" src emacs-lisp

The optional second and third parameter are the markup (‘quote’, ‘example’, or ‘src’), and, if the markup is ‘src’, the language for formatting the contents. The markup is optional, if it is not given, the text will be assumed to be in Org mode format and will be processed normally. The include line will also allow additional keyword parameters :prefix1 and :prefix to specify prefixes for the first line and for each following line, as well as any options accepted by the selected markup. For example, to include a file as an item, use

     #+INCLUDE: "~/snippets/xx" :prefix1 "   + " :prefix "     "
C-c '
Visit the include file at point.


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Tables

Both the native Org mode tables (see Tables) and tables formatted with the table.el package will be exported properly. For Org mode tables, the lines before the first horizontal separator line will become table header lines. You can use the following lines somewhere before the table to assign a caption and a label for cross references:

     #+CAPTION: This is the caption for the next table (or link)
     #+LABEL:   tbl:basic-data


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Inlined Images

Some backends (HTML, LaTeX, and DocBook) allow you to directly include images into the exported document. Org does this, if a link to an image files does not have a description part, for example [[./img/a.jpg]]. If you wish to define a caption for the image and maybe a label for internal cross references, you can use (before, but close to the link)

     #+CAPTION: This is the caption for the next figure link (or table)
     #+LABEL:   fig:SED-HR4049

You may also define additional attributes for the figure. As this is backend-specific, see the sections about the individual backends for more information.


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Footnote markup

Footnotes defined in the way described in Footnotes, will be exported by all backends. Org allows multiple references to the same note, and different backends support this to varying degrees.


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Emphasis and monospace

You can make words *bold*, /italic/, _underlined_, =code= and ~verbatim~, and, if you must, ‘+strike-through+’. Text in the code and verbatim string is not processed for Org-mode specific syntax, it is exported verbatim.


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TeX macros and LaTeX fragments

A TeX-like syntax is used to specify special characters. Where possible, these will be transformed into the native format of the exporter backend. Strings like \alpha will be exported as &alpha; in the HTML output, and as $\alpha$ in the LaTeX output. Similarly, \nbsp will become &nbsp; in HTML and ~ in LaTeX. This applies for a large number of entities, with names taken from both HTML and LaTeX, see the variable org-html-entities for the complete list. If you are unsure about a name, use M-<TAB> for completion after having typed the backslash and optionally a few characters (see Completion).

LaTeX fragments are converted into images for HTML export, and they are written literally into the LaTeX export. See also Embedded LaTeX.

Finally, ‘\-’ is treated as a shy hyphen, and ‘--’, ‘---’, and ‘...’ are all converted into special commands creating hyphens of different lengths or a compact set of dots.


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Horizontal rules

A line consisting of only dashes, and at least 5 of them, will be exported as a horizontal line (‘<hr/>’ in HTML).


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Comment lines

Lines starting with ‘#’ in column zero are treated as comments and will never be exported. Also entire subtrees starting with the word ‘COMMENT’ will never be exported. Finally, regions surrounded by ‘#+BEGIN_COMMENT’ ... ‘#+END_COMMENT’ will not be exported.

C-c ;
Toggle the COMMENT keyword at the beginning of an entry.


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Macro replacement

You can define text snippets with

     #+MACRO: name   replacement text $1, $2 are arguments

which can be referenced anywhere in the document (even in code examples) with {{{name(arg1,arg2)}}}. In addition to defined macros, {{{title}}}, {{{author}}}, etc., will reference information set by the #+TITLE:, #+AUTHOR:, and similar lines. Also, {{{date(FORMAT)}}} and {{{modification-time(FORMAT)}}} refer to current date time and to the modification time of the file being exported, respectively. FORMAT should be a format string understood by format-time-string.


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12.2 Selective export

You may use tags to select the parts of a document that should be exported, or to exclude parts from export. This behavior is governed by two variables: org-export-select-tags and org-export-exclude-tags.

Org first checks if any of the select tags is present in the buffer. If yes, all trees that do not carry one of these tags will be excluded. If a selected tree is a subtree, the heading hierarchy above it will also be selected for export, but not the text below those headings.

If none of the select tags is found, the whole buffer will be selected for export.

Finally, all subtrees that are marked by any of the exclude tags will be removed from the export buffer.


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12.3 Export options

The exporter recognizes special lines in the buffer which provide additional information. These lines may be put anywhere in the file. The whole set of lines can be inserted into the buffer with C-c C-e t. For individual lines, a good way to make sure the keyword is correct is to type ‘#+’ and then use M-<TAB> completion (see Completion). For a summary of other in-buffer settings not specifically related to export, see In-buffer settings. In particular, note that you can place commonly-used (export) options in a separate file which can be included using #+SETUPFILE.

C-c C-e t
Insert template with export options, see example below.

     #+TITLE:       the title to be shown (default is the buffer name)
     #+AUTHOR:      the author (default taken from user-full-name)
     #+DATE:        a date, fixed, of a format string for format-time-string
     #+EMAIL:       his/her email address (default from user-mail-address)
     #+DESCRIPTION: the page description, e.g.,
     #+KEYWORDS:    the page keywords, e.g.,
     #+LANGUAGE:    language for HTML, e.g.,
     #+TEXT:        Some descriptive text to be inserted at the beginning.
     #+TEXT:        Several lines may be given.
     #+OPTIONS:     H:2 num:t toc:t \n:nil @:t ::t |:t ^:t f:t TeX:t ...
     #+LINK_UP:     the ``up'' link of an exported page
     #+LINK_HOME:   the ``home'' link of an exported page
     #+LATEX_HEADER: extra line(s) for the LaTeX header, like \usepackage{xyz}
     #+EXPORT_SELECT_TAGS:   Tags that select a tree for export
     #+EXPORT_EXCLUDE_TAGS:  Tags that exclude a tree from export

The OPTIONS line is a compact80 form to specify export settings. Here you can:

     H:         set the number of headline levels for export
     num:       turn on/off section-numbers
     toc:       turn on/off table of contents, or set level limit (integer)
     \n:        turn on/off line-break-preservation
     @:         turn on/off quoted HTML tags
     ::         turn on/off fixed-width sections
     |:         turn on/off tables
     ^:         turn on/off TeX-like syntax for sub- and superscripts.  If
                you write "^:{}", a_{b} will be interpreted, but
                the simple a_b will be left as it is.
     -:         turn on/off conversion of special strings.
     f:         turn on/off footnotes like this[1].
     todo:      turn on/off inclusion of TODO keywords into exported text
     pri:       turn on/off priority cookies
     tags:      turn on/off inclusion of tags, may also be not-in-toc
     <:         turn on/off inclusion of any time/date stamps like DEADLINES
     *:         turn on/off emphasized text (bold, italic, underlined)
     TeX:       turn on/off simple TeX macros in plain text
     LaTeX:     turn on/off LaTeX fragments
     skip:      turn on/off skipping the text before the first heading
     author:    turn on/off inclusion of author name/email into exported file
     creator:   turn on/off inclusion of creator info into exported file
     timestamp: turn on/off inclusion creation time into exported file
     d:         turn on/off inclusion of drawers

These options take effect in both the HTML and LaTeX export, except for TeX and LaTeX, which are respectively t and nil for the LaTeX export.

When exporting only a single subtree by selecting it with C-c @ before calling an export command, the subtree can overrule some of the file's export settings with properties EXPORT_FILE_NAME, EXPORT_TITLE, EXPORT_TEXT, EXPORT_AUTHOR, EXPORT_DATE, and EXPORT_OPTIONS.


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12.4 The export dispatcher

All export commands can be reached using the export dispatcher, which is a prefix key that prompts for an additional key specifying the command. Normally the entire file is exported, but if there is an active region that contains one outline tree, the first heading is used as document title and the subtrees are exported.

C-c C-e
Dispatcher for export and publishing commands. Displays a help-window listing the additional key(s) needed to launch an export or publishing command. The prefix arg is passed through to the exporter. A double prefix C-u C-u causes most commands to be executed in the background, in a separate Emacs process81.
C-c C-e v
Like C-c C-e, but only export the text that is currently visible (i.e.,
C-u C-u C-c C-e
Call an the exporter, but reverse the setting of org-export-run-in-background, i.e., not set, or force processing in the current Emacs process if set.


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12.5 ASCII export

ASCII export produces a simple and very readable version of an Org-mode file.

C-c C-e a
Export as ASCII file. For an Org file, myfile.org, the ASCII file will be myfile.txt. The file will be overwritten without warning. If there is an active region82, only the region will be exported. If the selected region is a single tree83, the tree head will become the document title. If the tree head entry has or inherits an EXPORT_FILE_NAME property, that name will be used for the export.
C-c C-e A
Export to a temporary buffer, do not create a file.
C-c C-e v a
Export only the visible part of the document.

In the exported version, the first 3 outline levels will become headlines, defining a general document structure. Additional levels will be exported as itemized lists. If you want that transition to occur at a different level, specify it with a prefix argument. For example,

     C-1 C-c C-e a

creates only top level headlines and does the rest as items. When headlines are converted to items, the indentation of the text following the headline is changed to fit nicely under the item. This is done with the assumption that the first body line indicates the base indentation of the body text. Any indentation larger than this is adjusted to preserve the layout relative to the first line. Should there be lines with less indentation than the first, these are left alone.

Links will be exported in a footnote-like style, with the descriptive part in the text and the link in a note before the next heading. See the variable org-export-ascii-links-to-notes for details and other options.


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12.6 HTML export

Org mode contains an HTML (XHTML 1.0 strict) exporter with extensive HTML formatting, in ways similar to John Gruber's markdown language, but with additional support for tables.


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12.6.1 HTML export commands

C-c C-e h
Export as HTML file myfile.html. For an Org file myfile.org, the ASCII file will be myfile.html. The file will be overwritten without warning. If there is an active region84, only the region will be exported. If the selected region is a single tree85, the tree head will become the document title. If the tree head entry has, or inherits, an EXPORT_FILE_NAME property, that name will be used for the export.
C-c C-e b
Export as HTML file and immediately open it with a browser.
C-c C-e H
Export to a temporary buffer, do not create a file.
C-c C-e R
Export the active region to a temporary buffer. With a prefix argument, do not produce the file header and footer, but just the plain HTML section for the region. This is good for cut-and-paste operations.
C-c C-e v h
C-c C-e v b
C-c C-e v H
C-c C-e v R
Export only the visible part of the document.
M-x org-export-region-as-html
Convert the region to HTML under the assumption that it was Org-mode syntax before. This is a global command that can be invoked in any buffer.
M-x org-replace-region-by-HTML
Replace the active region (assumed to be in Org-mode syntax) by HTML code.

In the exported version, the first 3 outline levels will become headlines, defining a general document structure. Additional levels will be exported as itemized lists. If you want that transition to occur at a different level, specify it with a numeric prefix argument. For example,

     C-2 C-c C-e b

creates two levels of headings and does the rest as items.


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12.6.2 Quoting HTML tags

Plain ‘<’ and ‘>’ are always transformed to ‘&lt;’ and ‘&gt;’ in HTML export. If you want to include simple HTML tags which should be interpreted as such, mark them with ‘@’ as in ‘@<b>bold text@</b>’. Note that this really works only for simple tags. For more extensive HTML that should be copied verbatim to the exported file use either

     #+HTML: Literal HTML code for export

or

     #+BEGIN_HTML
     All lines between these markers are exported literally
     #+END_HTML


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12.6.3 Links

Internal links (see Internal links) will continue to work in HTML. This includes automatic links created by radio targets (see Radio targets). Links to external files will still work if the target file is on the same relative path as the published Org file. Links to other .org files will be translated into HTML links under the assumption that an HTML version also exists of the linked file, at the same relative path. ‘id:’ links can then be used to jump to specific entries across files. For information related to linking files while publishing them to a publishing directory see Publishing links.

If you want to specify attributes for links, you can do so using a special #+ATTR_HTML line to define attributes that will be added to the <a> or <img> tags. Here is an example that sets title and style attributes for a link:

     #+ATTR_HTML: title="The Org-mode homepage" style="color:red;"
     [[http://orgmode.org]]


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12.6.4 Tables

Org-mode tables are exported to HTML using the table tag defined in org-export-html-table-tag. The default setting makes tables without cell borders and frame. If you would like to change this for individual tables, place somthing like the following before the table:

     #+CAPTION: This is a table with lines around and between cells
     #+ATTR_HTML: border="2" rules="all" frame="all"


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12.6.5 Images

HTML export can inline images given as links in the Org file, and it can make an image the clickable part of a link. By default86, images are inlined if a link does not have a description. So ‘[[file:myimg.jpg]]’ will be inlined, while ‘[[file:myimg.jpg][the image]]’ will just produce a link ‘the image’ that points to the image. If the description part itself is a file: link or a http: URL pointing to an image, this image will be inlined and activated so that clicking on the image will activate the link. For example, to include a thumbnail that will link to a high resolution version of the image, you could use:

     [[file:highres.jpg][file:thumb.jpg]]

If you need to add attributes to an inlines image, use a #+ATTR_HTML, for example:

     #+CAPTION: A black cat stalking a spider
     #+ATTR_HTML: alt="cat/spider image" title="one second before action"
     [[./img/a.jpg]]

and you could use http addresses just as well.


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12.6.6 Text areas

An alternative way to publish literal code examples in HTML is to use text areas, where the example can even be edited before pasting it into an application. It is triggered by a -t switch at an example or src block. Using this switch disables any options for syntax and label highlighting, and line numbering, which may be present. You may also use -h and -w switches to specify the height and width of the text area, which default to the number of lines in the example, and 80, respectively. For example

     #+BEGIN_EXAMPLE -t -w 40
     (defun org-xor (a b)
        "Exclusive or."
        (if a (not b) b))
     #+END_EXAMPLE


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12.6.7 CSS support

You can also give style information for the exported file. The HTML exporter assigns the following special CSS classes87 to appropriate parts of the document—your style specifications may change these, in addition to any of the standard classes like for headlines, tables, etc.

     p.author            author information, including email
     p.date              publishing date
     p.creator           creator info, about org-mode version
     .title              document title
     .todo               TODO keywords, all not-done states
     .done               the DONE keywords, all stated the count as done
     .WAITING            each TODO keyword also uses a class named after itself
     .timestamp          timestamp
     .timestamp-kwd      keyword associated with a timestamp, like SCHEDULED
     .timestamp-wrapper  span around keyword plus timestamp
     .tag                tag in a headline
     ._HOME              each tag uses itself as a class, "@" replaced by "_"
     .target             target for links
     .linenr             the line number in a code example
     .code-highlighted   for highlighting referenced code lines
     div.outline-N       div for outline level N (headline plus text))
     div.outline-text-N  extra div for text at outline level N
     .section-number-N   section number in headlines, different for each level
     div.figure          how to format an inlined image
     pre.src             formatted source code
     pre.example         normal example
     p.verse             verse paragraph
     div.footnotes       footnote section headline
     p.footnote          footnote definition paragraph, containing a footnote
     .footref            a footnote reference number (always a <sup>)
     .footnum            footnote number in footnote definition (always <sup>)

Each exported file contains a compact default style that defines these classes in a basic way88. You may overwrite these settings, or add to them by using the variables org-export-html-style (for Org-wide settings) and org-export-html-style-extra (for more granular settings, like file-local settings). To set the latter variable individually for each file, you can use

     #+STYLE: <link rel="stylesheet" type="text/css" href="stylesheet.css" />

For longer style definitions, you can use several such lines. You could also directly write a <style> </style> section in this way, without referring to an external file.


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12.6.8 Javascript supported display of web pages

Sebastian Rose has written a JavaScript program especially designed to enhance the web viewing experience of HTML files created with Org. This program allows you to view large files in two different ways. The first one is an Info-like mode where each section is displayed separately and navigation can be done with the n and p keys (and some other keys as well, press ? for an overview of the available keys). The second view type is a folding view much like Org provides inside Emacs. The script is available at http://orgmode.org/org-info.js and you can find the documentation for it at http://orgmode.org/worg/code/org-info-js/. We host the script at our site, but if you use it a lot, you might not want to be dependent on orgmode.org and prefer to install a local copy on your own web server.

To use the script, you need to make sure that the org-jsinfo.el module gets loaded. It should be loaded by default, but you can try M-x customize-variable <RET> org-modules <RET> to convince yourself that this is indeed the case. All it then takes to make use of the program is adding a single line to the Org file:

     #+INFOJS_OPT: view:info toc:nil

If this line is found, the HTML header will automatically contain the code needed to invoke the script. Using the line above, you can set the following viewing options:

     path:    The path to the script.  The default is to grab the script from
              http://orgmode.org/org-info.js, but you might want to have
              a local copy and use a path like ‘../scripts/org-info.js’.
     view:    Initial view when website is first shown.  Possible values are:
              info      Info-like interface with one section per page.
              overview  Folding interface, initially showing only top-level.
              content   Folding interface, starting with all headlines visible.
              showall   Folding interface, all headlines and text visible.
     sdepth:  Maximum headline level that will still become an independent
              section for info and folding modes.  The default is taken from
              org-headline-levels (= the H switch in #+OPTIONS).
              If this is smaller than in org-headline-levels, each
              info/folding section can still contain child headlines.
     toc:     Should the table of content initially be visible?
              Even when nil, you can always get to the "toc" with i.
     tdepth:  The depth of the table of contents.  The defaults are taken from
              the variables org-headline-levels and org-export-with-toc.
     ftoc:    Does the css of the page specify a fixed position for the "toc"?
              If yes, the toc will never be displayed as a section.
     ltoc:    Should there be short contents (children) in each section?
              Make this above if the section should be above initial text.
     mouse:   Headings are highlighted when the mouse is over them.  Should be
              underline’ (default) or a background color like ‘#cccccc’.
     buttons: Should view-toggle buttons be everywhere?  When nil (the
              default), only one such button will be present.

You can choose default values for these options by customizing the variable org-infojs-options. If you always want to apply the script to your pages, configure the variable org-export-html-use-infojs.


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12.7 LaTeX and PDF export

Org mode contains a LaTeX exporter written by Bastien Guerry. With further processing, this backend is also used to produce PDF output. Since the LaTeX output uses hyperref to implement links and cross references, the PDF output file will be fully linked.


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12.7.1 LaTeX export commands

C-c C-e l
Export as LaTeX file myfile.tex. For an Org file myfile.org, the ASCII file will be myfile.tex. The file will be overwritten without warning. If there is an active region89, only the region will be exported. If the selected region is a single tree90, the tree head will become the document title. If the tree head entry has or inherits an EXPORT_FILE_NAME property, that name will be used for the export.
C-c C-e L
Export to a temporary buffer, do not create a file.
C-c C-e v l
C-c C-e v L
Export only the visible part of the document.
M-x org-export-region-as-latex
Convert the region to LaTeX under the assumption that it was Org mode syntax before. This is a global command that can be invoked in any buffer.
M-x org-replace-region-by-latex
Replace the active region (assumed to be in Org mode syntax) by LaTeX code.
C-c C-e p
Export as LaTeX and then process to PDF.
C-c C-e d
Export as LaTeX and then process to PDF, then open the resulting PDF file.

In the exported version, the first 3 outline levels will become headlines, defining a general document structure. Additional levels will be exported as description lists. The exporter can ignore them or convert them to a custom string depending on org-latex-low-levels.

If you want that transition to occur at a different level, specify it with a numeric prefix argument. For example,

     C-2 C-c C-e l

creates two levels of headings and does the rest as items.


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12.7.2 Quoting LaTeX code

Embedded LaTeX as described in Embedded LaTeX, will be correctly inserted into the LaTeX file. This includes simple macros like ‘\ref{LABEL}’ to create a cross reference to a figure. Furthermore, you can add special code that should only be present in LaTeX export with the following constructs:

     #+LaTeX: Literal LaTeX code for export

or

     #+BEGIN_LaTeX
     All lines between these markers are exported literally
     #+END_LaTeX


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12.7.3 Sectioning structure

By default, the LaTeX output uses the class article.

You can change this globally by setting a different value for org-export-latex-default-class or locally by adding an option like #+LaTeX_CLASS: myclass in your file, or with a :LaTeX_CLASS: property that applies when exporting a region containing only this (sub)tree. The class should be listed in org-export-latex-classes, where you can also define the sectioning structure for each class, as well as defining additional classes. You can also use #+LATEX_HEADER: \usepackage{xyz} to add lines to the header.


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12.7.4 Tables in LaTeX export

For LaTeX export of a table, you can specify a label and a caption (see Markup rules). You can also use the ATTR_LaTeX line to request a longtable environment for the table, so that it may span several pages. Finally, you can set the alignment string:

     #+CAPTION: A long table
     #+LABEL: tbl:long
     #+ATTR_LaTeX: longtable align=l|lp{3cm}r|l
     | ..... | ..... |
     | ..... | ..... |


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12.7.5 Images in LaTeX export

Images that are linked to without a description part in the link, like ‘[[file:img.jpg]]’ or ‘[[./img.jpg]]’ will be inserted into the PDF output files resulting from LaTeX output. Org will use an \includegraphics macro to insert the image. If you have specified a caption and/or a label as described in Markup rules, the figure will be wrapped into a figure environment and thus become a floating element. Finally, you can use an #+ATTR_LaTeX: line to specify the options that can be used in the optional argument of the \includegraphics macro.

     #+CAPTION:    The black-body emission of the disk around HR 4049
     #+LABEL:      fig:SED-HR4049
     #+ATTR_LaTeX: width=5cm,angle=90
     [[./img/sed-hr4049.pdf]]

If you need references to a label created in this way, write ‘\ref{fig:SED-HR4049}’ just like in LaTeX. The default settings will recognize files types that can be included as images during processing by pdflatex (png, jpg, and pdf files). If you process your files in a different way, you may need to customize the variable org-export-latex-inline-image-extensions.


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12.8 DocBook export

Org contains a DocBook exporter written by Baoqiu Cui. Once an Org file is exported to DocBook format, it can be further processed to produce other formats, including PDF, HTML, man pages, etc., using many available DocBook tools and stylesheets.

Currently DocBook exporter only supports DocBook V5.0.


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12.8.1 DocBook export commands

C-c C-e D
Export as DocBook file. For an Org file, myfile.org, the DocBook XML file will be myfile.xml. The file will be overwritten without warning. If there is an active region91, only the region will be exported. If the selected region is a single tree92, the tree head will become the document title. If the tree head entry has, or inherits, an EXPORT_FILE_NAME property, that name will be used for the export.
C-c C-e V
Export as DocBook file, process to PDF, then open the resulting PDF file.

Note that, in order to produce PDF output based on exported DocBook file, you need to have XSLT processor and XSL-FO processor software installed on your system. Check variables org-export-docbook-xslt-proc-command and org-export-docbook-xsl-fo-proc-command.


C-c C-e v D
Export only the visible part of the document.


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12.8.2 Quoting DocBook code

You can quote DocBook code in Org files and copy it verbatim into exported DocBook file with the following constructs:

     #+DOCBOOK: Literal DocBook code for export

or

     #+BEGIN_DOCBOOK
     All lines between these markers are exported by DocBook exporter
     literally.
     #+END_DOCBOOK

For example, you can use the following lines to include a DocBook warning admonition. As to what this warning says, you should pay attention to the document context when quoting DocBook code in Org files. You may make exported DocBook XML files invalid by not quoting DocBook code correctly.

     #+BEGIN_DOCBOOK
     <warning>
       <para>You should know what you are doing when quoting DocBook XML code
       in your Org file.  Invalid DocBook XML file may be generated by
       DocBook exporter if you are not careful!</para>
     </warning>
     #+END_DOCBOOK


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12.8.3 Recursive sections

DocBook exporter exports Org files as articles using the article element in DocBook. Recursive sections, i.e., used in exported articles. Top level headlines in Org files are exported as top level sections, and lower level headlines are exported as nested sections. The entire structure of Org files will be exported completely, no matter how many nested levels of headlines there are.

Using recursive sections makes it easy to port and reuse exported DocBook code in other DocBook document types like book or set.


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12.8.4 Tables in DocBook export

Tables in Org files are exported as HTML tables, which have been supported since DocBook V4.3.

If a table does not have a caption, an informal table is generated using the informaltable element; otherwise, a formal table will be generated using the table element.


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12.8.5 Images in DocBook export

Images that are linked to without a description part in the link, like ‘[[file:img.jpg]]’ or ‘[[./img.jpg]]’, will be exported to DocBook using mediaobject elements. Each mediaobject element contains an imageobject that wraps an imagedata element. If you have specified a caption for an image as described in Markup rules, a caption element will be added in mediaobject. If a label is also specified, it will be exported as an xml:id attribute of the mediaobject element.

Image attributes supported by the imagedata element, like align or width, can be specified in two ways: you can either customize variable org-export-docbook-default-image-attributes or use the #+ATTR_DOCBOOK: line. Attributes sepcified in variable org-export-docbook-default-image-attributes are applied to all inline images in the Org file to be exported (unless they are overwritten by image attributes specified in #+ATTR_DOCBOOK: lines).

The #+ATTR_DOCBOOK: line can be used to specify additional image attributes or overwrite default image attributes for individual images. If the same attribute appears in both the #+ATTR_DOCBOOK: line and variable org-export-docbook-default-image-attributes, the former overwrites the latter. Here is an example about how image attributes can be set:

     #+CAPTION:    The logo of Org mode
     #+LABEL:      unicorn-svg
     #+ATTR_DOCBOOK: scalefit="1" width="100%" depth="100%"
     [[./img/org-mode-unicorn.svg]]

By default, DocBook exporter recognizes the following image file types: jpeg, jpg, png, gif, and svg. You can customize variable org-export-docbook-inline-image-extensions to add more types to this list as long as DocBook supports them.


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12.8.6 Special characters in DocBook export

Special characters that are written in TeX-like syntax, such as \alpha, \Gamma, and \Zeta, are supported by DocBook exporter. These characters are rewritten to XML entities, like &alpha;, &Gamma;, and &Zeta;, based on the list saved in variable org-html-entities. As long as the generated DocBook file includes the corresponding entities, these special characters are recognized.

You can customize variable org-export-docbook-doctype to include the entities you need. For example, you can set variable org-export-docbook-doctype to the following value to recognize all special characters included in XHTML entities:

     "<!DOCTYPE article [
     <!ENTITY % xhtml1-symbol PUBLIC
     \"-//W3C//ENTITIES Symbol for HTML//EN//XML\"
     \"http://www.w3.org/2003/entities/2007/xhtml1-symbol.ent\"
     >
     %xhtml1-symbol;
     ]>
     "


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12.9 XOXO export

Org mode contains an exporter that produces XOXO-style output. Currently, this exporter only handles the general outline structure and does not interpret any additional Org-mode features.

C-c C-e x
Export as XOXO file myfile.html.
C-c C-e v x
Export only the visible part of the document.


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12.10 iCalendar export

Some people use Org mode for keeping track of projects, but still prefer a standard calendar application for anniversaries and appointments. In this case it can be useful to show deadlines and other time-stamped items in Org files in the calendar application. Org mode can export calendar information in the standard iCalendar format. If you also want to have TODO entries included in the export, configure the variable org-icalendar-include-todo. Plain timestamps are exported as VEVENT, and TODO items as VTODO. It will also create events from deadlines that are in non-TODO items. Deadlines and scheduling dates in TODO items will be used to set the start and due dates for the TODO entry93. As categories, it will use the tags locally defined in the heading, and the file/tree category94.

The iCalendar standard requires each entry to have a globally unique identifier (UID). Org creates these identifiers during export. If you set the variable org-icalendar-store-UID, the UID will be stored in the :ID: property of the entry and re-used next time you report this entry. Since a single entry can give rise to multiple iCalendar entries (as a timestamp, a deadline, a scheduled item, and as a TODO item), Org adds prefixes to the UID, depending on what triggered the inclusion of the entry. In this way the UID remains unique, but a synchronization program can still figure out from which entry all the different instances originate.

C-c C-e i
Create iCalendar entries for the current file and store them in the same directory, using a file extension .ics.
C-c C-e I
Like C-c C-e i, but do this for all files in org-agenda-files. For each of these files, a separate iCalendar file will be written.
C-c C-e c
Create a single large iCalendar file from all files in org-agenda-files and write it to the file given by org-combined-agenda-icalendar-file.

The export will honor SUMMARY, DESCRIPTION and LOCATION95 properties if the selected entries have them. If not, the summary will be derived from the headline, and the description from the body (limited to org-icalendar-include-body characters).

How this calendar is best read and updated, depends on the application you are using. The FAQ covers this issue.


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13 Publishing

Org includes a publishing management system that allows you to configure automatic HTML conversion of projects composed of interlinked org files. You can also configure Org to automatically upload your exported HTML pages and related attachments, such as images and source code files, to a web server.

You can also use Org to convert files into PDF, or even combine HTML and PDF conversion so that files are available in both formats on the server.

Publishing has been contributed to Org by David O'Toole.


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13.1 Configuration

Publishing needs significant configuration to specify files, destination and many other properties of a project.


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13.1.1 The variable org-publish-project-alist

Publishing is configured almost entirely through setting the value of one variable, called org-publish-project-alist. Each element of the list configures one project, and may be in one of the two following forms:

        ("project-name" :property value :property value ...)
     or
        ("project-name" :components ("project-name" "project-name" ...))
     

In both cases, projects are configured by specifying property values. A project defines the set of files that will be published, as well as the publishing configuration to use when publishing those files. When a project takes the second form listed above, the individual members of the :components property are taken to be sub-projects, which group together files requiring different publishing options. When you publish such a “meta-project”, all the components will also be published, in the sequence given.


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13.1.2 Sources and destinations for files

Most properties are optional, but some should always be set. In particular, Org needs to know where to look for source files, and where to put published files.

:base-directory Directory containing publishing source files
:publishing-directory Directory where output files will be published. You can directly publish to a webserver using a file name syntax appropriate for the Emacs tramp package. Or you can publish to a local directory and use external tools to upload your website (see Uploading files).
:preparation-function Function called before starting the publishing process, for example, to run make for updating files to be published.
:completion-function Function called after finishing the publishing process, for example, to change permissions of the resulting files.


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13.1.3 Selecting files

By default, all files with extension .org in the base directory are considered part of the project. This can be modified by setting the properties

:base-extension Extension (without the dot!) of source files. This actually is a regular expression. Set this to the symbol any if you want to get all files in :base-directory, even without extension.


:exclude Regular expression to match file names that should not be published, even though they have been selected on the basis of their extension.


:include List of files to be included regardless of :base-extension and :exclude.


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13.1.4 Publishing action

Publishing means that a file is copied to the destination directory and possibly transformed in the process. The default transformation is to export Org files as HTML files, and this is done by the function org-publish-org-to-html which calls the HTML exporter (see HTML export). But you also can publish your content as PDF files using org-publish-org-to-pdf. If you want to publish the Org file itself, but with archived, commented, and tag-excluded trees removed, use org-publish-org-to-org and set the parameters :plain-source and/or :htmlized-source. This will produce file.org and file.org.html in the publishing directory96. Other files like images only need to be copied to the publishing destination, for this you may use org-publish-attachment. For non-Org files, you always need to specify the publishing function:

:publishing-function Function executing the publication of a file. This may also be a list of functions, which will all be called in turn.
:plain-source Non-nil means, publish plain source.
:htmlized-source Non-nil means, publish htmlized source.

The function must accept two arguments: a property list containing at least a :publishing-directory property, and the name of the file to be published. It should take the specified file, make the necessary transformation (if any) and place the result into the destination folder.


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13.1.5 Options for the HTML/LaTeX exporters

The property list can be used to set many export options for the HTML and LaTeX exporters. In most cases, these properties correspond to user variables in Org. The table below lists these properties along with the variable they belong to. See the documentation string for the respective variable for details.

:link-up org-export-html-link-up
:link-home org-export-html-link-home
:language org-export-default-language
:customtime org-display-custom-times
:headline-levels org-export-headline-levels
:section-numbers org-export-with-section-numbers
:section-number-format org-export-section-number-format
:table-of-contents org-export-with-toc
:preserve-breaks org-export-preserve-breaks
:archived-trees org-export-with-archived-trees
:emphasize org-export-with-emphasize
:sub-superscript org-export-with-sub-superscripts
:special-strings org-export-with-special-strings
:footnotes org-export-with-footnotes
:drawers org-export-with-drawers
:tags org-export-with-tags
:todo-keywords org-export-with-todo-keywords
:priority org-export-with-priority
:TeX-macros org-export-with-TeX-macros
:LaTeX-fragments org-export-with-LaTeX-fragments
:skip-before-1st-heading org-export-skip-text-before-1st-heading
:fixed-width org-export-with-fixed-width
:timestamps org-export-with-timestamps
:author-info org-export-author-info
:creator-info org-export-creator-info
:tables org-export-with-tables
:table-auto-headline org-export-highlight-first-table-line
:style-include-default org-export-html-style-include-default
:style org-export-html-style
:style-extra org-export-html-style-extra
:convert-org-links org-export-html-link-org-files-as-html
:inline-images org-export-html-inline-images
:html-extension org-export-html-extension
:xml-declaration org-export-html-xml-declaration
:html-table-tag org-export-html-table-tag
:expand-quoted-html org-export-html-expand
:timestamp org-export-html-with-timestamp
:publishing-directory org-export-publishing-directory
:preamble org-export-html-preamble
:postamble org-export-html-postamble
:auto-preamble org-export-html-auto-preamble
:auto-postamble org-export-html-auto-postamble
:author user-full-name
:email user-mail-address : addr;addr;..
:select-tags org-export-select-tags
:exclude-tags org-export-exclude-tags
:latex-image-options org-export-latex-image-default-option

Most of the org-export-with-* variables have the same effect in both HTML and LaTeX exporters, except for :TeX-macros and :LaTeX-fragments, respectively nil and t in the LaTeX export.

When a property is given a value in org-publish-project-alist, its setting overrides the value of the corresponding user variable (if any) during publishing. Options set within a file (see Export options), however, override everything.


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13.1.6 Links between published files

To create a link from one Org file to another, you would use something like ‘[[file:foo.org][The foo]]’ or simply ‘file:foo.org.’ (see Hyperlinks). When published, this link becomes a link to foo.html. In this way, you can interlink the pages of your "org web" project and the links will work as expected when you publish them to HTML. If you also publish the Org source file and want to link to that, use an http: link instead of a file: link, because file: links are converted to link to the corresponding html file.

You may also link to related files, such as images. Provided you are careful with relative file names, and provided you have also configured Org to upload the related files, these links will work too. See Complex example, for an example of this usage.

Sometimes an Org file to be published may contain links that are only valid in your production environment, but not in the publishing location. In this case, use the property

:link-validation-function Function to validate links

to define a function for checking link validity. This function must accept two arguments, the file name and a directory relative to which the file name is interpreted in the production environment. If this function returns nil, then the HTML generator will only insert a description into the HTML file, but no link. One option for this function is org-publish-validate-link which checks if the given file is part of any project in org-publish-project-alist.


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13.1.7 Project page index

The following properties may be used to control publishing of an index of files or a summary page for a given project.

:auto-index When non-nil, publish an index during org-publish-current-project or org-publish-all.


:index-filename Filename for output of index. Defaults to sitemap.org (which becomes sitemap.html).


:index-title Title of index page. Defaults to name of file.


:index-function Plug-in function to use for generation of index. Defaults to org-publish-org-index, which generates a plain list of links to all files in the project.


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13.2 Uploading files

For those people already utilising third party sync tools such as rsync or unison, it might be preferable not to use the built in remote publishing facilities of Org mode which rely heavily on Tramp. Tramp, while very useful and powerful, tends not to be so efficient for multiple file transfer and has been known to cause problems under heavy usage.

Specialised synchronization utilities offer several advantages. In addition to timestamp comparison, they also do content and permissions/attribute checks. For this reason you might prefer to publish your web to a local directory (possibly even in place with your Org files) and then use unison or rsync to do the synchronisation with the remote host.

Since Unison (for example) can be configured as to which files to transfer to a certain remote destination, it can greatly simplify the project publishing definition. Simply keep all files in the correct location, process your Org files with org-publish and let the synchronization tool do the rest. You do not need, in this scenario, to include attachments such as jpg, css or gif files in the project definition since the 3rd party tool syncs them.

Publishing to a local directory is also much faster than to a remote one, so that you can afford more easily to republish entire projects. If you set org-publish-use-timestamps-flag to nil, you gain the main benefit of re-including any changed external files such as source example files you might include with #+INCLUDE. The timestamp mechanism in Org is not smart enough to detect if included files have been modified.


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13.3 Sample configuration

Below we provide two example configurations. The first one is a simple project publishing only a set of Org files. The second example is more complex, with a multi-component project.


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13.3.1 Example: simple publishing configuration

This example publishes a set of Org files to the public_html directory on the local machine.

     (setq org-publish-project-alist
           '(("org"
              :base-directory "~/org/"
              :publishing-directory "~/public_html"
              :section-numbers nil
              :table-of-contents nil
              :style "<link rel=\"stylesheet\"
                     href=\"../other/mystyle.css\"
                     type=\"text/css\">")))


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13.3.2 Example: complex publishing configuration

This more complicated example publishes an entire website, including Org files converted to HTML, image files, Emacs Lisp source code, and style sheets. The publishing directory is remote and private files are excluded.

To ensure that links are preserved, care should be taken to replicate your directory structure on the web server, and to use relative file paths. For example, if your Org files are kept in ~/org and your publishable images in ~/images, you'd link to an image with

     file:../images/myimage.png

On the web server, the relative path to the image should be the same. You can accomplish this by setting up an "images" folder in the right place on the web server, and publishing images to it.

     (setq org-publish-project-alist
           '(("orgfiles"
               :base-directory "~/org/"
               :base-extension "org"
               :publishing-directory "/ssh:user@host:~/html/notebook/"
               :publishing-function org-publish-org-to-html
               :exclude "PrivatePage.org"   ;; regexp
               :headline-levels 3
               :section-numbers nil
               :table-of-contents nil
               :style "<link rel=\"stylesheet\"
                       href=\"../other/mystyle.css\" type=\"text/css\">"
               :auto-preamble t
               :auto-postamble nil)
     
              ("images"
               :base-directory "~/images/"
               :base-extension "jpg\\|gif\\|png"
               :publishing-directory "/ssh:user@host:~/html/images/"
               :publishing-function org-publish-attachment)
     
              ("other"
               :base-directory "~/other/"
               :base-extension "css\\|el"
               :publishing-directory "/ssh:user@host:~/html/other/"
               :publishing-function org-publish-attachment)
              ("website" :components ("orgfiles" "images" "other"))))


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13.4 Triggering publication

Once properly configured, Org can publish with the following commands:

C-c C-e C
Prompt for a specific project and publish all files that belong to it.
C-c C-e P
Publish the project containing the current file.
C-c C-e F
Publish only the current file.
C-c C-e E
Publish every project.

Org uses timestamps to track when a file has changed. The above functions normally only publish changed files. You can override this and force publishing of all files by giving a prefix argument, or by customizing the variable org-publish-use-timestamps-flag. This may be necessary in particular if files include other files via #+SETUPFILE: or #+INCLUDE:.


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14 Miscellaneous


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14.1 Completion

Org supports in-buffer completion. This type of completion does not make use of the minibuffer. You simply type a few letters into the buffer and use the key to complete text right there.

M-<TAB>
Complete word at point


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14.2 Customization

There are more than 180 variables that can be used to customize Org. For the sake of compactness of the manual, I am not describing the variables here. A structured overview of customization variables is available with M-x org-customize. Or select Browse Org Group from the Org->Customization menu. Many settings can also be activated on a per-file basis, by putting special lines into the buffer (see In-buffer settings).


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14.3 Summary of in-buffer settings

Org mode uses special lines in the buffer to define settings on a per-file basis. These lines start with a ‘#+’ followed by a keyword, a colon, and then individual words defining a setting. Several setting words can be in the same line, but you can also have multiple lines for the keyword. While these settings are described throughout the manual, here is a summary. After changing any of those lines in the buffer, press C-c C-c with the cursor still in the line to activate the changes immediately. Otherwise they become effective only when the file is visited again in a new Emacs session.

#+ARCHIVE: %s_done::
This line sets the archive location for the agenda file. It applies for all subsequent lines until the next ‘#+ARCHIVE’ line, or the end of the file. The first such line also applies to any entries before it. The corresponding variable is org-archive-location.
#+CATEGORY:
This line sets the category for the agenda file. The category applies for all subsequent lines until the next ‘#+CATEGORY’ line, or the end of the file. The first such line also applies to any entries before it.
#+COLUMNS: %25ITEM .....
Set the default format for columns view. This format applies when columns view is invoked in locations where no COLUMNS property applies.
#+CONSTANTS: name1=value1 ...
Set file-local values for constants to be used in table formulas. This line set the local variable org-table-formula-constants-local. The global version of this variable is org-table-formula-constants.
#+FILETAGS: :tag1:tag2:tag3:
Set tags that can be inherited by any entry in the file, including the top-level entries.
#+DRAWERS: NAME1 .....
Set the file-local set of drawers. The corresponding global variable is org-drawers.
#+LINK: linkword replace
These lines (several are allowed) specify link abbreviations. See Link abbreviations. The corresponding variable is org-link-abbrev-alist.
#+PRIORITIES: highest lowest default
This line sets the limits and the default for the priorities. All three must be either letters A-Z or numbers 0-9. The highest priority must have a lower ASCII number that the lowest priority.
#+PROPERTY: Property_Name Value
This line sets a default inheritance value for entries in the current buffer, most useful for specifying the allowed values of a property.
#+SETUPFILE: file
This line defines a file that holds more in-buffer setup. Normally this is entirely ignored. Only when the buffer is parsed for option-setting lines (i.e., settings line, or when exporting), then the contents of this file are parsed as if they had been included in the buffer. In particular, the file can be any other Org mode file with internal setup. You can visit the file the cursor is in the line with C-c '.
#+STARTUP:
This line sets options to be used at startup of Org mode, when an Org file is being visited. The first set of options deals with the initial visibility of the outline tree. The corresponding variable for global default settings is org-startup-folded, with a default value t, which means overview.
          overview   top-level headlines only
          content    all headlines
          showall    no folding at all, show everything

Then there are options for aligning tables upon visiting a file. This is useful in files containing narrowed table columns. The corresponding variable is org-startup-align-all-tables, with a default value nil.

          align      align all tables
          noalign    don't align tables on startup

Logging the closing and reopening of TODO items and clock intervals can be configured using these options (see variables org-log-done, org-log-note-clock-out and org-log-repeat)

          logdone            record a timestamp when an item is marked DONE
          lognotedone        record timestamp and a note when DONE
          nologdone          don't record when items are marked DONE
          logrepeat          record a time when reinstating a repeating item
          lognoterepeat      record a note when reinstating a repeating item
          nologrepeat        do not record when reinstating repeating item
          lognoteclock-out   record a note when clocking out
          nolognoteclock-out don't record a note when clocking out

Here are the options for hiding leading stars in outline headings, and for indenting outlines. The corresponding variables are org-hide-leading-stars and org-odd-levels-only, both with a default setting nil (meaning showstars and oddeven).

          hidestars  make all but one of the stars starting a headline invisible.
          showstars  show all stars starting a headline
          indent     virtual indentation according to outline level
          noindent   no virtual indentation according to outline level
          odd        allow only odd outline levels (1,3,...)
          oddeven    allow all outline levels

To turn on custom format overlays over timestamps (variables org-put-time-stamp-overlays and org-time-stamp-overlay-formats), use

          customtime overlay custom time format

The following options influence the table spreadsheet (variable constants-unit-system).

          constcgs   constants.el should use the c-g-s unit system
          constSI    constants.el should use the SI unit system

To influence footnote settings, use the following keywords. The corresponding variables are org-footnote-define-inline and org-footnote-auto-label.

          fninline    define footnotes inline
          fnnoinline  define footnotes in separate section
          fnlocal     define footnotes near first reference, but not inline
          fnprompt    prompt for footnote labels
          fnauto      create [fn:1]-like labels automatically (default)
          fnconfirm   offer automatic label for editing or confirmation
          fnplain     create [1]-like labels automatically

To hide blocks on startup, use these keywords. The corresponding variable is org-hide-block-startup.

          hideblocks   Hide all begin/end blocks on startup
          nohideblocks Do not hide blocks on startup

#+TAGS: TAG1(c1) TAG2(c2)
These lines (several such lines are allowed) specify the valid tags in this file, and (potentially) the corresponding fast tag selection keys. The corresponding variable is org-tag-alist.
#+TBLFM:
This line contains the formulas for the table directly above the line.
#+TITLE:, #+AUTHOR:, #+EMAIL:, #+LANGUAGE:, #+TEXT:, #+OPTIONS, #+DATE:,
#+DESCRIPTION:, #+KEYWORDS:
#+LATEX_HEADER:, #+STYLE:, #+LINK_UP:, #+LINK_HOME:,
#+EXPORT_SELECT_TAGS:, #+EXPORT_EXCLUDE_TAGS:
These lines provide settings for exporting files. For more details see Export options.
#+TODO: #+SEQ_TODO: #+TYP_TODO:
These lines set the TODO keywords and their interpretation in the current file. The corresponding variable is org-todo-keywords.


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14.4 The very busy C-c C-c key

The key C-c C-c has many purposes in Org, which are all mentioned scattered throughout this manual. One specific function of this key is to add tags to a headline (see Tags). In many other circumstances it means something like “Hey Org, look here and update according to what you see here”. Here is a summary of what this means in different contexts.


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14.5 A cleaner outline view

Some people find it noisy and distracting that the Org headlines start with a potentially large number of stars, and that text below the headlines is not indented. This is not really a problem when you are writing a book where the outline headings are really section headlines. However, in a more list-oriented outline, it is clear that an indented structure is a lot cleaner, as can be seen by comparing the two columns in the following example:

     * Top level headline             |    * Top level headline
     ** Second level                  |      * Second level
     *** 3rd level                    |        * 3rd level
     some text                        |          some text
     *** 3rd level                    |        * 3rd level
     more text                        |          more text
     * Another top level headline     |    * Another top level headline

It is non-trivial to make such a look work in Emacs, but Org contains three separate features that, combined, achieve just that.

  1. Indentation of text below headlines
    You may indent text below each headline to make the left boundary line up with the headline, like
              *** 3rd level
                  more text, now indented
    

    A good way to get this indentation is by hand, and Org supports this with paragraph filling, line wrapping, and structure editing97 preserving or adapting the indentation as appropriate. A different approach would be to have a way to automatically indent lines according to outline structure by adding overlays or text properties. But I have not yet found a robust and efficient way to do this in large files.

  2. Hiding leading stars
    You can modify the display in such a way that all leading stars become invisible. To do this in a global way, configure the variable org-hide-leading-stars or change this on a per-file basis with
              #+STARTUP: hidestars
    

    Note that the opposite behavior is selected with showstars.

    With hidden stars, the tree becomes:

              * Top level headline
               * Second level
                * 3rd level
                ...
    

    Note that the leading stars are not truly replaced by whitespace, they are only fontified with the face org-hide that uses the background color as font color. If you are not using either white or black background, you may have to customize this face to get the wanted effect. Another possibility is to set this font such that the extra stars are almost invisible, for example using the color grey90 on a white background.

  3. Things become cleaner still if you skip all the even levels and use only odd levels 1, 3, 5..., effectively adding two stars to go from one outline level to the next98. In this way we get the outline view shown at the beginning of this section. In order to make the structure editing and export commands handle this convention correctly, configure the variable org-odd-levels-only, or set this on a per-file basis with one of the following lines:
              #+STARTUP: odd
              #+STARTUP: oddeven
    

    You can convert an Org file from single-star-per-level to the double-star-per-level convention with M-x org-convert-to-odd-levels RET in that file. The reverse operation is M-x org-convert-to-oddeven-levels.


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14.6 Using Org on a tty

Because Org contains a large number of commands, by default many of Org's core commands are bound to keys that are generally not accessible on a tty, such as the cursor keys (<left>, <right>, <up>, <down>), <TAB> and <RET>, in particular when used together with modifiers like <Meta> and/or <Shift>. To access these commands on a tty when special keys are unavailable, the following alternative bindings can be used. The tty bindings below will likely be more cumbersome; you may find for some of the bindings below that a customized workaround suits you better. For example, changing a timestamp is really only fun with S-<cursor> keys, whereas on a tty you would rather use C-c . to re-insert the timestamp.

Default Alternative 1 Alternative 2
S-<TAB> C-u <TAB>
M-<left> C-c C-x l <Esc> <left>
M-S-<left> C-c C-x L
M-<right> C-c C-x r <Esc> <right>
M-S-<right> C-c C-x R
M-<up> C-c C-x u <Esc> <up>
M-S-<up> C-c C-x U
M-<down> C-c C-x d <Esc> <down>
M-S-<down> C-c C-x D
S-<RET> C-c C-x c
M-<RET> C-c C-x m <Esc> <RET>
M-S-<RET> C-c C-x M
S-<left> C-c <left>
S-<right> C-c <right>
S-<up> C-c <up>
S-<down> C-c <down>
C-S-<left> C-c C-x <left>
C-S-<right> C-c C-x <right>


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14.7 Interaction with other packages

Org lives in the world of GNU Emacs and interacts in various ways with other code out there.


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14.7.1 Packages that Org cooperates with

calc.el by Dave Gillespie
Org uses the Calc package for implementing spreadsheet functionality in its tables (see The spreadsheet). Org checks for the availability of Calc by looking for the function calc-eval which will have been autoloaded during setup if Calc has been installed properly. As of Emacs 22, Calc is part of the Emacs distribution. Another possibility for interaction between the two packages is using Calc for embedded calculations. See Embedded Mode.
constants.el by Carsten Dominik
In a table formula (see The spreadsheet), it is possible to use names for natural constants or units. Instead of defining your own constants in the variable org-table-formula-constants, install the constants package which defines a large number of constants and units, and lets you use unit prefixes like ‘M’ for ‘Mega’, etc. You will need version 2.0 of this package, available at http://www.astro.uva.nl/~dominik/Tools. Org checks for the function constants-get, which has to be autoloaded in your setup. See the installation instructions in the file constants.el.
cdlatex.el by Carsten Dominik
Org mode can make use of the CDLaTeX package to efficiently enter LaTeX fragments into Org files. See CDLaTeX mode.
imenu.el by Ake Stenhoff and Lars Lindberg
Imenu allows menu access to an index of items in a file. Org mode supports Imenu—all you need to do to get the index is the following:
          (add-hook 'org-mode-hook
                    (lambda () (imenu-add-to-menubar "Imenu")))

By default the index is two levels deep—you can modify the depth using the option org-imenu-depth.

remember.el by John Wiegley
Org cooperates with remember, see Remember. Remember.el is not part of Emacs, find it on the web.
speedbar.el by Eric M. Ludlam
Speedbar is a package that creates a special frame displaying files and index items in files. Org mode supports Speedbar and allows you to drill into Org files directly from the Speedbar. It also allows you to restrict the scope of agenda commands to a file or a subtree by using the command < in the Speedbar frame.
table.el by Takaaki Ota
Complex ASCII tables with automatic line wrapping, column- and row-spanning, and alignment can be created using the Emacs table package by Takaaki Ota (http://sourceforge.net/projects/table, and also part of Emacs 22). When <TAB> or C-c C-c is pressed in such a table, Org mode will call table-recognize-table and move the cursor into the table. Inside a table, the keymap of Org mode is inactive. In order to execute Org mode-related commands, leave the table.
C-c C-c
Recognize table.el table. Works when the cursor is in a table.el table.
C-c ~
Insert a table.el table. If there is already a table at point, this command converts it between the table.el format and the Org-mode format. See the documentation string of the command org-convert-table for the restrictions under which this is possible.
table.el is part of Emacs 22.
footnote.el by Steven L. Baur
Org mode recognizes numerical footnotes as provided by this package. However, Org mode also has its own footnote support (see Footnotes), which makes using footnote.el unnecessary.


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14.7.2 Packages that lead to conflicts with Org mode

In Emacs 23, shift-selection-mode is on by default, meaning that cursor motions combined with the shift key should start or enlarge regions. This conflicts with the use of S-<cursor> commands in Org to change timestamps, TODO keywords, priorities, and item bullet types if the cursor is at such a location. By default, S-<cursor> commands outside special contexts don't do anything, but you can customize the variable org-support-shift-select. Org mode then tries to accommodate shift selection by (i) using it outside of the special contexts where special commands apply, and by (ii) extending an existing active region even if the cursor moves across a special context.
CUA.el by Kim. F. Storm
Key bindings in Org conflict with the S-<cursor> keys used by CUA mode (as well as pc-select-mode and s-region-mode) to select and extend the region. In fact, Emacs 23 has this built-in in the form of shift-selection-mode, see previous paragraph. If you are using Emacs 23, you probably don't want to use another package for this purpose. However, if you prefer to leave these keys to a different package while working in Org mode, configure the variable org-replace-disputed-keys. When set, Org will move the following key bindings in Org files, and in the agenda buffer (but not during date selection).
          S-UP      ->  M-p             S-DOWN     ->  M-n
          S-LEFT    ->  M--             S-RIGHT    ->  M-+
          C-S-LEFT  ->  M-S--           C-S-RIGHT  ->  M-S-+

Yes, these are unfortunately more difficult to remember. If you want to have other replacement keys, look at the variable org-disputed-keys.

yasnippet.el
The way Org-mode binds the TAB key (binding to [tab] instead of "\t") overrules yasnippets' access to this key. The following code fixed this problem:
          (add-hook 'org-mode-hook
          	  (lambda ()
          	    (org-set-local 'yas/trigger-key [tab])
          	    (define-key yas/keymap [tab] 'yas/next-field-group)))

windmove.el by Hovav Shacham
This package also uses the S-<cursor> keys, so everything written in the paragraph above about CUA mode also applies here.


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Appendix A Hacking

This appendix covers some aspects where users can extend the functionality of Org.


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A.1 Hooks

Org has a large number of hook variables that can be used to add functionality. This appendix about hacking is going to illustrate the use of some of them. A complete list of all hooks with documentation is maintained by the Worg project and can be found at http://orgmode.org/worg/org-configs/org-hooks.php.


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A.2 Add-on packages

A large number of add-on packages have been written by various authors. These packages are not part of Emacs, but they are distributed as contributed packages with the separate release available at the Org mode home page at http://orgmode.org. The list of contributed packages, along with documentation about each package, is maintained by the Worg project at http://orgmode.org/worg/org-contrib/.


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A.3 Adding hyperlink types

Org has a large number of hyperlink types built-in (see Hyperlinks). If you would like to add new link types, Org provides an interface for doing so. Let's look at an example file, org-man.el, that will add support for creating links like ‘[[man:printf][The printf manpage]]’ to show Unix manual pages inside Emacs:

     ;;; org-man.el - Support for links to manpages in Org
     
     (require 'org)
     
     (org-add-link-type "man" 'org-man-open)
     (add-hook 'org-store-link-functions 'org-man-store-link)
     
     (defcustom org-man-command 'man
       "The Emacs command to be used to display a man page."
       :group 'org-link
       :type '(choice (const man) (const woman)))
     
     (defun org-man-open (path)
       "Visit the manpage on PATH.
     PATH should be a topic that can be thrown at the man command."
       (funcall org-man-command path))
     
     (defun org-man-store-link ()
       "Store a link to a manpage."
       (when (memq major-mode '(Man-mode woman-mode))
         ;; This is a man page, we do make this link
         (let* ((page (org-man-get-page-name))
                (link (concat "man:" page))
                (description (format "Manpage for %s" page)))
           (org-store-link-props
            :type "man"
            :link link
            :description description))))
     
     (defun org-man-get-page-name ()
       "Extract the page name from the buffer name."
       ;; This works for both `Man-mode' and `woman-mode'.
       (if (string-match " \\(\\S-+\\)\\*" (buffer-name))
           (match-string 1 (buffer-name))
         (error "Cannot create link to this man page")))
     
     (provide 'org-man)
     
     ;;; org-man.el ends here

You would activate this new link type in .emacs with

     (require 'org-man)

Let's go through the file and see what it does.

  1. It does (require 'org) to make sure that org.el has been loaded.
  2. The next line calls org-add-link-type to define a new link type with prefix ‘man’. The call also contains the name of a function that will be called to follow such a link.
  3. The next line adds a function to org-store-link-functions, in order to allow the command C-c l to record a useful link in a buffer displaying a man page.

The rest of the file defines the necessary variables and functions. First there is a customization variable that determines which Emacs command should be used to display man pages. There are two options, man and woman. Then the function to follow a link is defined. It gets the link path as an argument—in this case the link path is just a topic for the manual command. The function calls the value of org-man-command to display the man page.

Finally the function org-man-store-link is defined. When you try to store a link with C-c l, this function will be called to try to make a link. The function must first decide if it is supposed to create the link for this buffer type; we do this by checking the value of the variable major-mode. If not, the function must exit and return the value nil. If yes, the link is created by getting the manual topic from the buffer name and prefixing it with the string ‘man:’. Then it must call the command org-store-link-props and set the :type and :link properties. Optionally you can also set the :description property to provide a default for the link description when the link is later inserted into an Org buffer with C-c C-l.

When is makes sense for your new link type, you may also define a function org-PREFIX-complete-link that implements special (e.g., support for inserting such a link with C-c C-l. Such a function should not accept any arguments, and return the full link with prefix.


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A.4 Context-sensitive commands

Org has several commands that act differently depending on context. The most important example it the C-c C-c (see The very busy C-c C-c key). Also the M-cursor and M-S-cursor keys have this property.

Add-ons can tap into this functionality by providing a function that detects special context for that add-on and executes functionality appropriate for the context. Here is an example from Dan Davison's org-R.el which allows you to evaluate commands based on the R programming language. For this package, special contexts are lines that start with #+R: or #+RR:.

     (defun org-R-apply-maybe ()
       "Detect if this is context for org-R and execute R commands."
       (if (save-excursion
             (beginning-of-line 1)
             (looking-at "#\\+RR?:"))
           (progn (call-interactively 'org-R-apply)
                  t) ;; to signal that we took action
         nil)) ;; to signal that we did not
     
     (add-hook 'org-ctrl-c-ctrl-c-hook 'org-R-apply-maybe)

The function first checks if the cursor is in such a line. If that is the case, org-R-apply is called and the function returns t to signal that action was taken, and C-c C-c will stop looking for other contexts. If the function finds it should do nothing locally, it returns nil so that other, similar functions can have a try.


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A.5 Tables and lists in arbitrary syntax

Since Orgtbl mode can be used as a minor mode in arbitrary buffers, a frequent feature request has been to make it work with native tables in specific languages, for example LaTeX. However, this is extremely hard to do in a general way, would lead to a customization nightmare, and would take away much of the simplicity of the Orgtbl-mode table editor.

This appendix describes a different approach. We keep the Orgtbl mode table in its native format (the source table), and use a custom function to translate the table to the correct syntax, and to install it in the right location (the target table). This puts the burden of writing conversion functions on the user, but it allows for a very flexible system.

Bastien added the ability to do the same with lists. You can use Org's facilities to edit and structure lists by turning orgstruct-mode on, then locally exporting such lists in another format (HTML, LaTeX or Texinfo.)


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A.5.1 Radio tables

To define the location of the target table, you first need to create two lines that are comments in the current mode, but contain magic words for Orgtbl mode to find. Orgtbl mode will insert the translated table between these lines, replacing whatever was there before. For example:

     /* BEGIN RECEIVE ORGTBL table_name */
     /* END RECEIVE ORGTBL table_name */

Just above the source table, we put a special line that tells Orgtbl mode how to translate this table and where to install it. For example:

     #+ORGTBL: SEND table_name translation_function arguments....

table_name is the reference name for the table that is also used in the receiver lines. translation_function is the Lisp function that does the translation. Furthermore, the line can contain a list of arguments (alternating key and value) at the end. The arguments will be passed as a property list to the translation function for interpretation. A few standard parameters are already recognized and acted upon before the translation function is called:

:skip N
Skip the first N lines of the table. Hlines do count as separate lines for this parameter!
:skipcols (n1 n2 ...)
List of columns that should be skipped. If the table has a column with calculation marks, that column is automatically discarded as well. Please note that the translator function sees the table after the removal of these columns, the function never knows that there have been additional columns.

The one problem remaining is how to keep the source table in the buffer without disturbing the normal workings of the file, for example during compilation of a C file or processing of a LaTeX file. There are a number of different solutions:


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A.5.2 A LaTeX example of radio tables

The best way to wrap the source table in LaTeX is to use the comment environment provided by comment.sty. It has to be activated by placing \usepackage{comment} into the document header. Orgtbl mode can insert a radio table skeleton99 with the command M-x orgtbl-insert-radio-table. You will be prompted for a table name, let's say we use ‘salesfigures’. You will then get the following template:

     % BEGIN RECEIVE ORGTBL salesfigures
     % END RECEIVE ORGTBL salesfigures
     \begin{comment}
     #+ORGTBL: SEND salesfigures orgtbl-to-latex
     | | |
     \end{comment}

The #+ORGTBL: SEND line tells Orgtbl mode to use the function orgtbl-to-latex to convert the table into LaTeX and to put it into the receiver location with name salesfigures. You may now fill in the table, feel free to use the spreadsheet features100:

     % BEGIN RECEIVE ORGTBL salesfigures
     % END RECEIVE ORGTBL salesfigures
     \begin{comment}
     #+ORGTBL: SEND salesfigures orgtbl-to-latex
     | Month | Days | Nr sold | per day |
     |-------+------+---------+---------|
     | Jan   |   23 |      55 |     2.4 |
     | Feb   |   21 |      16 |     0.8 |
     | March |   22 |     278 |    12.6 |
     #+TBLFM: $4=$3/$2;%.1f
     % $ (optional extra dollar to keep font-lock happy, see footnote)
     \end{comment}

When you are done, press C-c C-c in the table to get the converted table inserted between the two marker lines.

Now let's assume you want to make the table header by hand, because you want to control how columns are aligned, etc. In this case we make sure that the table translator skips the first 2 lines of the source table, and tell the command to work as a splice, i.e., header and footer commands of the target table:

     \begin{tabular}{lrrr}
     Month & \multicolumn{1}{c}{Days} & Nr.\ sold & per day\\
     % BEGIN RECEIVE ORGTBL salesfigures
     % END RECEIVE ORGTBL salesfigures
     \end{tabular}
     %
     \begin{comment}
     #+ORGTBL: SEND salesfigures orgtbl-to-latex :splice t :skip 2
     | Month | Days | Nr sold | per day |
     |-------+------+---------+---------|
     | Jan   |   23 |      55 |     2.4 |
     | Feb   |   21 |      16 |     0.8 |
     | March |   22 |     278 |    12.6 |
     #+TBLFM: $4=$3/$2;%.1f
     \end{comment}

The LaTeX translator function orgtbl-to-latex is already part of Orgtbl mode. It uses a tabular environment to typeset the table and marks horizontal lines with \hline. Furthermore, it interprets the following parameters (see also see Translator functions):

:splice nil/t
When set to t, return only table body lines, don't wrap them into a tabular environment. Default is nil.
:fmt fmt
A format to be used to wrap each field, it should contain %s for the original field value. For example, to wrap each field value in dollars, you could use :fmt "$%s$". This may also be a property list with column numbers and formats. for example :fmt (2 "$%s$" 4 "%s\\%%"). A function of one argument can be used in place of the strings; the function must return a formatted string.
:efmt efmt
Use this format to print numbers with exponentials. The format should have %s twice for inserting mantissa and exponent, for example "%s\\times10^{%s}". The default is "%s\\,(%s)". This may also be a property list with column numbers and formats, for example :efmt (2 "$%s\\times10^{%s}$" 4 "$%s\\cdot10^{%s}$"). After efmt has been applied to a value, fmt will also be applied. Similar to fmt, functions of two arguments can be supplied instead of strings.


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A.5.3 Translator functions

Orgtbl mode has several translator functions built-in: orgtbl-to-csv (comma-separated values), orgtbl-to-tsv (TAB-separated values) orgtbl-to-latex, orgtbl-to-html, and orgtbl-to-texinfo. Except for orgtbl-to-html101, these all use a generic translator, orgtbl-to-generic. For example, orgtbl-to-latex itself is a very short function that computes the column definitions for the tabular environment, defines a few field and line separators and then hands processing over to the generic translator. Here is the entire code:

     (defun orgtbl-to-latex (table params)
       "Convert the Orgtbl mode TABLE to LaTeX."
       (let* ((alignment (mapconcat (lambda (x) (if x "r" "l"))
                                    org-table-last-alignment ""))
              (params2
               (list
                :tstart (concat "\\begin{tabular}{" alignment "}")
                :tend "\\end{tabular}"
                :lstart "" :lend " \\\\" :sep " & "
                :efmt "%s\\,(%s)" :hline "\\hline")))
         (orgtbl-to-generic table (org-combine-plists params2 params))))

As you can see, the properties passed into the function (variable PARAMS) are combined with the ones newly defined in the function (variable PARAMS2). The ones passed into the function (i.e., ones set by the ‘ORGTBL SEND’ line) take precedence. So if you would like to use the LaTeX translator, but wanted the line endings to be ‘\\[2mm]’ instead of the default ‘\\’, you could just overrule the default with

     #+ORGTBL: SEND test orgtbl-to-latex :lend " \\\\[2mm]"

For a new language, you can either write your own converter function in analogy with the LaTeX translator, or you can use the generic function directly. For example, if you have a language where a table is started with ‘!BTBL!’, ended with ‘!ETBL!’, and where table lines are started with ‘!BL!’, ended with ‘!EL!’, and where the field separator is a TAB, you could call the generic translator like this (on a single line!):

     #+ORGTBL: SEND test orgtbl-to-generic :tstart "!BTBL!" :tend "!ETBL!"
                                   :lstart "!BL! " :lend " !EL!" :sep "\t"

Please check the documentation string of the function orgtbl-to-generic for a full list of parameters understood by that function, and remember that you can pass each of them into orgtbl-to-latex, orgtbl-to-texinfo, and any other function using the generic function.

Of course you can also write a completely new function doing complicated things the generic translator cannot do. A translator function takes two arguments. The first argument is the table, a list of lines, each line either the symbol hline or a list of fields. The second argument is the property list containing all parameters specified in the ‘#+ORGTBL: SEND’ line. The function must return a single string containing the formatted table. If you write a generally useful translator, please post it on emacs-orgmode@gnu.org so that others can benefit from your work.


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A.5.4 Radio lists

Sending and receiving radio lists works exactly the same way than sending and receiving radio tables (see Radio tables) 102. As for radio tables, you can insert radio lists templates in HTML, LaTeX and Texinfo modes by calling org-list-insert-radio-list.

Here are the differences with radio tables:

Here is a LaTeX example. Let's say that you have this in your LaTeX file:

     % BEGIN RECEIVE ORGLST to-buy
     % END RECEIVE ORGLST to-buy
     \begin{comment}
     #+ORGLIST: SEND to-buy orgtbl-to-latex
     - a new house
     - a new computer
       + a new keyboard
       + a new mouse
     - a new life
     \end{comment}

Pressing `C-c C-c' on a new house and will insert the converted LaTeX list between the two marker lines.


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A.6 Dynamic blocks

Org documents can contain dynamic blocks. These are specially marked regions that are updated by some user-written function. A good example for such a block is the clock table inserted by the command C-c C-x C-r (see Clocking work time).

Dynamic block are enclosed by a BEGIN-END structure that assigns a name to the block and can also specify parameters for the function producing the content of the block.

#+BEGIN:dynamic block

     #+BEGIN: myblock :parameter1 value1 :parameter2 value2 ...
     
     #+END:

Dynamic blocks are updated with the following commands

C-c C-x C-u
Update dynamic block at point.
C-u C-c C-x C-u
Update all dynamic blocks in the current file.

Updating a dynamic block means to remove all the text between BEGIN and END, parse the BEGIN line for parameters and then call the specific writer function for this block to insert the new content. If you want to use the original content in the writer function, you can use the extra parameter :content.

For a block with name myblock, the writer function is org-dblock-write:myblock with as only parameter a property list with the parameters given in the begin line. Here is a trivial example of a block that keeps track of when the block update function was last run:

     #+BEGIN: block-update-time :format "on %m/%d/%Y at %H:%M"
     
     #+END:

The corresponding block writer function could look like this:

     (defun org-dblock-write:block-update-time (params)
        (let ((fmt (or (plist-get params :format) "%d. %m. %Y")))
          (insert "Last block update at: "
                  (format-time-string fmt (current-time)))))

If you want to make sure that all dynamic blocks are always up-to-date, you could add the function org-update-all-dblocks to a hook, for example before-save-hook. org-update-all-dblocks is written in a way such that it does nothing in buffers that are not in org-mode.


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A.7 Special agenda views

Org provides a special hook that can be used to narrow down the selection made by any of the agenda views. You may specify a function that is used at each match to verify if the match should indeed be part of the agenda view, and if not, how much should be skipped.

Let's say you want to produce a list of projects that contain a WAITING tag anywhere in the project tree. Let's further assume that you have marked all tree headings that define a project with the TODO keyword PROJECT. In this case you would run a TODO search for the keyword PROJECT, but skip the match unless there is a WAITING tag anywhere in the subtree belonging to the project line.

To achieve this, you must write a function that searches the subtree for the tag. If the tag is found, the function must return nil to indicate that this match should not be skipped. If there is no such tag, return the location of the end of the subtree, to indicate that search should continue from there.

     (defun my-skip-unless-waiting ()
       "Skip trees that are not waiting"
       (let ((subtree-end (save-excursion (org-end-of-subtree t))))
         (if (re-search-forward ":waiting:" subtree-end t)
             nil          ; tag found, do not skip
           subtree-end))) ; tag not found, continue after end of subtree

Now you may use this function in an agenda custom command, for example like this:

     (org-add-agenda-custom-command
      '("b" todo "PROJECT"
        ((org-agenda-skip-function 'my-skip-unless-waiting)
         (org-agenda-overriding-header "Projects waiting for something: "))))

Note that this also binds org-agenda-overriding-header to get a meaningful header in the agenda view.

A general way to create custom searches is to base them on a search for entries with a certain level limit. If you want to study all entries with your custom search function, simply do a search for ‘LEVEL>0103, and then use org-agenda-skip-function to select the entries you really want to have.

You may also put a Lisp form into org-agenda-skip-function. In particular, you may use the functions org-agenda-skip-entry-if and org-agenda-skip-subtree-if in this form, for example:

'(org-agenda-skip-entry-if 'scheduled)
Skip current entry if it has been scheduled.
'(org-agenda-skip-entry-if 'notscheduled)
Skip current entry if it has not been scheduled.
'(org-agenda-skip-entry-if 'deadline)
Skip current entry if it has a deadline.
'(org-agenda-skip-entry-if 'scheduled 'deadline)
Skip current entry if it has a deadline, or if it is scheduled.
'(org-agenda-skip-entry-if 'timestamp)
Skip current entry if it has any timestamp, may also be deadline or scheduled.
'(org-agenda-skip-entry 'regexp "regular expression")
Skip current entry if the regular expression matches in the entry.
'(org-agenda-skip-entry 'notregexp "regular expression")
Skip current entry unless the regular expression matches.
'(org-agenda-skip-subtree-if 'regexp "regular expression")
Same as above, but check and skip the entire subtree.

Therefore we could also have written the search for WAITING projects like this, even without defining a special function:

     (org-add-agenda-custom-command
      '("b" todo "PROJECT"
        ((org-agenda-skip-function '(org-agenda-skip-subtree-if
                                     'regexp ":waiting:"))
         (org-agenda-overriding-header "Projects waiting for something: "))))


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A.8 Extracting agenda information

Org provides commands to access agenda information for the command line in Emacs batch mode. This extracted information can be sent directly to a printer, or it can be read by a program that does further processing of the data. The first of these commands is the function org-batch-agenda, that produces an agenda view and sends it as ASCII text to STDOUT. The command takes a single string as parameter. If the string has length 1, it is used as a key to one of the commands you have configured in org-agenda-custom-commands, basically any key you can use after C-c a. For example, to directly print the current TODO list, you could use

     emacs -batch -l ~/.emacs -eval '(org-batch-agenda "t")' | lpr

If the parameter is a string with 2 or more characters, it is used as a tags/TODO match string. For example, to print your local shopping list (all items with the tag ‘shop’, but excluding the tag ‘NewYork’), you could use

     emacs -batch -l ~/.emacs                                      \
           -eval '(org-batch-agenda "+shop-NewYork")' | lpr

You may also modify parameters on the fly like this:

     emacs -batch -l ~/.emacs                                      \
        -eval '(org-batch-agenda "a"                               \
                 org-agenda-ndays 30                               \
                 org-agenda-include-diary nil                      \
                 org-agenda-files (quote ("~/org/project.org")))'  \
        | lpr

which will produce a 30-day agenda, fully restricted to the Org file ~/org/projects.org, not even including the diary.

If you want to process the agenda data in more sophisticated ways, you can use the command org-batch-agenda-csv to get a comma-separated list of values for each agenda item. Each line in the output will contain a number of fields separated by commas. The fields in a line are:

     category     The category of the item
     head         The headline, without TODO keyword, TAGS and PRIORITY
     type         The type of the agenda entry, can be
                     todo               selected in TODO match
                     tagsmatch          selected in tags match
                     diary              imported from diary
                     deadline           a deadline
                     scheduled          scheduled
                     timestamp          appointment, selected by timestamp
                     closed             entry was closed on date
                     upcoming-deadline  warning about nearing deadline
                     past-scheduled     forwarded scheduled item
                     block              entry has date block including date
     todo         The TODO keyword, if any
     tags         All tags including inherited ones, separated by colons
     date         The relevant date, like 2007-2-14
     time         The time, like 15:00-16:50
     extra        String with extra planning info
     priority-l   The priority letter if any was given
     priority-n   The computed numerical priority

Time and date will only be given if a timestamp (or deadline/scheduled) led to the selection of the item.

A CSV list like this is very easy to use in a post-processing script. For example, here is a Perl program that gets the TODO list from Emacs/Org and prints all the items, preceded by a checkbox:

     #!/usr/bin/perl
     
     # define the Emacs command to run
     $cmd = "emacs -batch -l ~/.emacs -eval '(org-batch-agenda-csv \"t\")'";
     
     # run it and capture the output
     $agenda = qx{$cmd 2>/dev/null};
     
     # loop over all lines
     foreach $line (split(/\n/,$agenda)) {
       # get the individual values
       ($category,$head,$type,$todo,$tags,$date,$time,$extra,
        $priority_l,$priority_n) = split(/,/,$line);
       # process and print
       print "[ ] $head\n";
     }


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A.9 Using the property API

Here is a description of the functions that can be used to work with properties.

— Function: org-entry-properties &optional pom which

Get all properties of the entry at point-or-marker POM.
This includes the TODO keyword, the tags, time strings for deadline, scheduled, and clocking, and any additional properties defined in the entry. The return value is an alist, keys may occur multiple times if the property key was used several times.
POM may also be nil, in which case the current entry is used. If WHICH is nil or `all', get all properties. If WHICH is `special' or `standard', only get that subclass.

— Function: org-entry-get pom property &optional inherit

Get value of PROPERTY for entry at point-or-marker POM. By default, this only looks at properties defined locally in the entry. If INHERIT is non-nil and the entry does not have the property, then also check higher levels of the hierarchy. If INHERIT is the symbol selective, use inheritance if and only if the setting of org-use-property-inheritance selects PROPERTY for inheritance.

— Function: org-entry-delete pom property

Delete the property PROPERTY from entry at point-or-marker POM.

— Function: org-entry-put pom property value

Set PROPERTY to VALUE for entry at point-or-marker POM.

— Function: org-buffer-property-keys &optional include-specials

Get all property keys in the current buffer.

— Function: org-insert-property-drawer

Insert a property drawer at point.

— Function: org-entry-put-multivalued-property pom property &rest values

Set PROPERTY at point-or-marker POM to VALUES. VALUES should be a list of strings. They will be concatenated, with spaces as separators.

— Function: org-entry-get-multivalued-property pom property

Treat the value of the property PROPERTY as a whitespace-separated list of values and return the values as a list of strings.

— Function: org-entry-add-to-multivalued-property pom property value

Treat the value of the property PROPERTY as a whitespace-separated list of values and make sure that VALUE is in this list.

— Function: org-entry-remove-from-multivalued-property pom property value

Treat the value of the property PROPERTY as a whitespace-separated list of values and make sure that VALUE is not in this list.

— Function: org-entry-member-in-multivalued-property pom property value

Treat the value of the property PROPERTY as a whitespace-separated list of values and check if VALUE is in this list.


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A.10 Using the mapping API

Org has sophisticated mapping capabilities to find all entries satisfying certain criteria. Internally, this functionality is used to produce agenda views, but there is also an API that can be used to execute arbitrary functions for each or selected entries. The main entry point for this API is:

— Function: org-map-entries func &optional match scope &rest skip

Call FUNC at each headline selected by MATCH in SCOPE.

FUNC is a function or a Lisp form. The function will be called without arguments, with the cursor positioned at the beginning of the headline. The return values of all calls to the function will be collected and returned as a list.

The call to FUNC will be wrapped into a save-excursion form, so FUNC does not need to preserve point. After evaluaton, the cursor will be moved to the end of the line (presumably of the headline of the processed entry) and search continues from there. Under some circumstances, this may not produce the wanted results. For example, if you have removed (e.g., mean that the next entry will be skipped entirely. In such cases, you can specify the position from where search should continue by making FUNC set the variable `org-map-continue-from' to the desired buffer position.

MATCH is a tags/property/todo match as it is used in the agenda match view. Only headlines that are matched by this query will be considered during the iteration. When MATCH is nil or t, all headlines will be visited by the iteration.

SCOPE determines the scope of this command. It can be any of:

          nil     the current buffer, respecting the restriction if any
          tree    the subtree started with the entry at point
          file    the current buffer, without restriction
          file-with-archives
                  the current buffer, and any archives associated with it
          agenda  all agenda files
          agenda-with-archives
                  all agenda files with any archive files associated with them
          (file1 file2 ...)
                  if this is a list, all files in the list will be scanned

The remaining args are treated as settings for the skipping facilities of the scanner. The following items can be given here:

          archive   skip trees with the archive tag
          comment   skip trees with the COMMENT keyword
          function or Lisp form
                    will be used as value for org-agenda-skip-function,
                    so whenever the function returns t, FUNC
                    will not be called for that entry and search will
                    continue from the point where the function leaves it

The function given to that mapping routine can really do anything you like. It can use the property API (see Using the property API) to gather more information about the entry, or in order to change metadata in the entry. Here are a couple of functions that might be handy:

— Function: org-todo &optional arg

Change the TODO state of the entry, see the docstring of the functions for the many possible values for the argument ARG.

— Function: org-priority &optional action

Change the priority of the entry, see the docstring of this function for the possible values for ACTION.

— Function: org-toggle-tag tag &optional onoff

Toggle the tag TAG in the current entry. Setting ONOFF to either on or off will not toggle tag, but ensure that it is either on or off.

— Function: org-promote

Promote the current entry.

— Function: org-demote

Demote the current entry.

Here is a simple example that will turn all entries in the current file with a tag TOMORROW into TODO entries with the keyword UPCOMING. Entries in comment trees and in archive trees will be ignored.

     (org-map-entries
        '(org-todo "UPCOMING")
        "+TOMORROW" 'file 'archive 'comment)

The following example counts the number of entries with TODO keyword WAITING, in all agenda files.

     (length (org-map-entries t "/+WAITING" 'agenda))


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Appendix B History and Acknowledgments

Org was born in 2003, out of frustration over the user interface of the Emacs Outline mode. I was trying to organize my notes and projects, and using Emacs seemed to be the natural way to go. However, having to remember eleven different commands with two or three keys per command, only to hide and show parts of the outline tree, that seemed entirely unacceptable to me. Also, when using outlines to take notes, I constantly wanted to restructure the tree, organizing it parallel to my thoughts and plans. Visibility cycling and structure editing were originally implemented in the package outline-magic.el, but quickly moved to the more general org.el. As this environment became comfortable for project planning, the next step was adding TODO entries, basic timestamps, and table support. These areas highlighted the two main goals that Org still has today: To be a new, outline-based, plain text mode with innovative and intuitive editing features, and to incorporate project planning functionality directly into a notes file.

A special thanks goes to Bastien Guerry who has not only written a large number of extensions to Org (most of them integrated into the core by now), but who has also helped in the development and maintenance of Org so much that he should be considered the main co-contributor to this package.

Since the first release, literally thousands of emails to me or to emacs-orgmode@gnu.org have provided a constant stream of bug reports, feedback, new ideas, and sometimes patches and add-on code. Many thanks to everyone who has helped to improve this package. I am trying to keep here a list of the people who had significant influence in shaping one or more aspects of Org. The list may not be complete, if I have forgotten someone, please accept my apologies and let me know.


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Concept Index


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Key Index


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Variable Index

This is not a complete index of variables and faces, only the ones that are mentioned in the manual. For a more complete list, use M-x org-customize <RET> and then klick yourself through the tree.


Footnotes

[1] See the variable org-special-ctrl-a/e to configure special behavior of C-a and C-e in headlines.

[2] see, however, the option org-cycle-emulate-tab.

[3] see the option org-cycle-global-at-bob.

[4] The indirect buffer (see the Emacs manual for more information about indirect buffers) will contain the entire buffer, but will be narrowed to the current tree. Editing the indirect buffer will also change the original buffer, but without affecting visibility in that buffer.

[5] If you do not want the line to be split, customize the variable org-M-RET-may-split-line.

[6] For backward compatibility, the following also works: If there are several such lines in a file, each specifies the archive location for the text below it. The first such line also applies to any text before its definition. However, using this method is strongly deprecated as it is incompatible with the outline structure of the document. The correct method for setting multiple archive locations in a buffer is using properties.

[7] See also the variables org-show-hierarchy-above, org-show-following-heading, org-show-siblings, and org-show-entry-below for detailed control on how much context is shown around each match.

[8] This depends on the option org-remove-highlights-with-change

[9] This does not work under XEmacs, because XEmacs uses selective display for outlining, not text properties.

[10] When using ‘*’ as a bullet, lines must be indented or they will be seen as top-level headlines. Also, when you are hiding leading stars to get a clean outline view, plain list items starting with a star are visually indistinguishable from true headlines. In short: even though ‘*’ is supported, it may be better to not use it for plain list items.

[11] Org only changes the filling settings for Emacs. For XEmacs, you should use Kyle E. Jones' filladapt.el. To turn this on, put into .emacs: (require 'filladapt)

[12] If you do not want the line to be split, customize the variable org-M-RET-may-split-line.

[13] You can define drawers on a per-file basis with a line like #+DRAWERS: HIDDEN PROPERTIES STATE

[14] The corresponding in-buffer setting is: #+STARTUP: fninline or #+STARTUP: nofninline

[15] This feature does not work on XEmacs.

[16] Note that only hlines are counted that separate table lines. If the table starts with a hline above the header, it does not count.

[17] constants.el can supply the values of constants in two different unit systems, SI and cgs. Which one is used depends on the value of the variable constants-unit-system. You can use the #+STARTUP options constSI and constcgs to set this value for the current buffer.

[18] Note that text before the first headline is usually not exported, so the first such target should be after the first headline, or in the line directly before the first headline.

[19] To insert a link targeting a headline, in-buffer completion can be used. Just type a star followed by a few optional letters into the buffer and press M-<TAB>. All headlines in the current buffer will be offered as completions. See Handling links, for more commands creating links.

[20] Note that you don't have to use this command to insert a link. Links in Org are plain text, and you can type or paste them straight into the buffer. By using this command, the links are automatically enclosed in double brackets, and you will be asked for the optional descriptive text.

[21] After insertion of a stored link, the link will be removed from the list of stored links. To keep it in the list later use, use a triple C-u prefix argument to C-c C-l, or configure the option org-keep-stored-link-after-insertion.

[22] This works by calling a special function org-PREFIX-complete-link.

[23] See the variable org-display-internal-link-with-indirect-buffer

[24] For backward compatibility, line numbers can also follow a single colon.

[25] Of course, you can make a document that contains only long lists of TODO items, but this is not required.

[26] Changing this variable only becomes effective after restarting Org mode in a buffer.

[27] This is also true for the t command in the timeline and agenda buffers.

[28] Check also the variable org-fast-tag-selection-include-todo, it allows you to change the TODO state through the tags interface (see Setting tags), in case you like to mingle the two concepts. Note that this means you need to come up with unique keys across both sets of keywords.

[29] Org mode parses these lines only when Org mode is activated after visiting a file. C-c C-c with the cursor in a line starting with ‘#+’ is simply restarting Org mode for the current buffer.

[30] The corresponding in-buffer setting is: #+STARTUP: logdone

[31] The corresponding in-buffer setting is: #+STARTUP: lognotedone

[32] See the variable org-log-states-order-reversed

[33] It is possible that Org mode will record two timestamps when you are using both org-log-done and state change logging. However, it will never prompt for two notes—if you have configured both, the state change recording note will take precedence and cancel the ‘Closing Note’.

[34] See also the option org-priority-start-cycle-with-default.

[35] To keep subtasks out of the global TODO list, see the org-agenda-todo-list-sublevels.

[36] Set the variable org-recursive-checkbox-statistics if you want such cookes to represent the all checkboxes below the cookie, not just the direct children.

[37] This is only true if the search does not involve more complex tests including properties (see Property searches).

[38] Keys will automatically be assigned to tags which have no configured keys.

[39] Please note that the COLUMNS definition must be on a single line—it is wrapped here only because of formatting constraints.

[40] Contributed packages are not part of Emacs, but are distributed with the main distribution of Org (visit http://orgmode.org).

[41] This is the standard ISO date/time format. To use an alternative format, see Custom time format.

[42] See the variable org-read-date-prefer-future.

[43] If you don't need/want the calendar, configure the variable org-popup-calendar-for-date-prompt.

[44] If you find this distracting, turn the display of with org-read-date-display-live.

[45] It will still be listed on that date after it has been marked DONE. If you don't like this, set the variable org-agenda-skip-scheduled-if-done.

[46] You can change this using the option org-log-repeat, or the #+STARTUP options logrepeat, lognoterepeat, and nologrepeat. With lognoterepeat, you will also be prompted for a note.

[47] as recorded by the LAST_REPEAT property

[48] See also the variable org-clock-modeline-total.

[49] The corresponding in-buffer setting is: #+STARTUP: lognoteclock-out

[50] Note that all parameters must be specified in a single line—the line is broken here only to fit it into the manual.

[51] You may change the property being used with the variable org-effort-property.

[52] Please note the pitfalls of summing hierarchical data in a flat list (see Agenda column view).

[53] Please select your own key, C-c r is only a suggestion.

[54] If you define your own link types (see Adding hyperlink types), any property you store with org-store-link-props can be accessed in remember templates in a similar way.

[55] This will always be the other, not the user. See the variable org-from-is-user-regexp.

[56] To avoid this query, configure the variable org-remember-clock-out-on-exit.

[57] Configure the variable org-remember-store-without-prompt to make this behavior the default.

[58] If you move entries or Org files from one directory to another, you may want to configure org-attach-directory to contain an absolute path.

[59] If the value of that variable is not a list, but a single file name, then the list of agenda files will be maintained in that external file.

[60] When using the dispatcher, pressing < before selecting a command will actually limit the command to the current file, and ignore org-agenda-files until the next dispatcher command.

[61] For backward compatibility, you can also press 1 to restrict to the current buffer.

[62] For backward compatibility, you can also press 0 to restrict to the current region/subtree.

[63] For backward compatibility, the universal prefix C-u causes all TODO entries to be listed before the agenda. This feature is deprecated, use the dedicated TODO list, or a block agenda instead (see Block agenda).

[64] See Tag searches.

[65] For backward compatibility, the following also works: If there are several such lines in a file, each specifies the category for the text below it. The first category also applies to any text before the first CATEGORY line. However, using this method is strongly deprecated as it is incompatible with the outline structure of the document. The correct method for setting multiple categories in a buffer is using a property.

[66] Custom commands can preset a filter by binding the variable org-agenda-filter-preset as an option. This filter will then be applied to the view and presist as a basic filter through refreshes and more secondary filtering.

[67] You can provide a description for a prefix key by inserting a cons cell with the prefix and the description.

[68] You need to install Hrvoje Niksic's htmlize.el.

[69] To create PDF output, the ghostscript ps2pdf utility must be installed on the system. Selecting a PDF file with also create the postscript file.

[70] If you want to store standard views like the weekly agenda or the global TODO list as well, you need to define custom commands for them in order to be able to specify file names.

[71] Quoting depends on the system you use, please check the FAQ for examples.

[72] LaTeX is a macro system based on Donald E. Knuth's TeX system. Many of the features described here as “LaTeX” are really from TeX, but for simplicity I am blurring this distinction.

[73] Yes, there is MathML, but that is not yet fully supported by many browsers, and there is no decent converter for turning LaTeX or ASCII representations of formulas into MathML. So for the time being, converting formulas into images seems the way to go.

[74] The LaTeX export will not use images for displaying LaTeX fragments but include these fragments directly into the LaTeX code.

[75] Org mode has a method to test if the cursor is inside such a fragment, see the documentation of the function org-inside-LaTeX-fragment-p.

[76] Currently this works only for the HTML backend, and requires the htmlize.el package version 1.34 or later.

[77] If you want to explain the use of such labels themelves in org-mode example code, you can use the -k switch to make sure they are not touched.

[78] Upon exit, lines starting with ‘*’ or ‘#’ will get a comma prepended, to keep them from being interpreted by Org as outline nodes or special comments. These commas will be striped for editing with C-c ', and also for export.

[79] You may select a different-mode with the variable org-edit-fixed-width-region-mode.

[80] If you want to configure many options this way, you can use several OPTIONS lines.

[81] To make this behavior the default, customize the variable org-export-run-in-background.

[82] This requires transient-mark-mode be turned on.

[83] To select the current subtree, use C-c @.

[84] This requires transient-mark-mode be turned on.

[85] To select the current subtree, use C-c @.

[86] But see the variable org-export-html-inline-images.

[87] If the classes on TODO keywords and tags lead to conflicts, use the variables org-export-html-todo-kwd-class-prefix and org-export-html-tag-class-prefix to make them unique.

[88] This style is defined in the constant org-export-html-style-default, which you should not modify. To turn inclusion of these defaults off, customize org-export-html-style-include-default

[89] This requires transient-mark-mode be turned on.

[90] To select the current subtree, use C-c @.

[91] This requires transient-mark-mode to be turned on

[92] To select the current subtree, use C-c @.

[93] See the variables org-icalendar-use-deadline and org-icalendar-use-scheduled.

[94] To add inherited tags or the TODO state, configure the variable org-icalendar-categories.

[95] The LOCATION property can be inherited from higher in the hierarchy if you configure org-use-property-inheritance accordingly.

[96] file-source.org and file-source.org.html if source and publishing directories are equal.

[97] See also the variable org-adapt-indentation.

[98] When you need to specify a level for a property search or refile targets, ‘LEVEL=2’ will correspond to 3 stars, etc.

[99] By default this works only for LaTeX, HTML, and Texinfo. Configure the variable orgtbl-radio-tables to install templates for other modes.

[100] If the ‘#+TBLFM’ line contains an odd number of dollar characters, this may cause problems with font-lock in LaTeX mode. As shown in the example you can fix this by adding an extra line inside the comment environment that is used to balance the dollar expressions. If you are using AUCTeX with the font-latex library, a much better solution is to add the comment environment to the variable LaTeX-verbatim-environments.

[101] The HTML translator uses the same code that produces tables during HTML export.

[102] You need to load the org-export-latex.el package to use radio lists since the relevant code is there for now.

[103] Note that, when using org-odd-levels-only, a level number corresponds to order in the hierarchy, not to the number of stars.