Returns TRUE if the file or directory specified by
filename
exists and is readable.
Keep in mind that PHP may be accessing the file as the user id that the web server runs as (often 'nobody'). Safe mode limitations are not taken into account.
Óçìåßùóç: Τα αποτελέσματα αυτής της συνάρτησης έχουν γίνει cache. Δείτε την clearstatcache() για περισσότερες πληροφορίες.
Õðüäåéîç: As of PHP 5.0.0 this function can also be used with some URL wrappers. Refer to ÐáñÜñôçìá N for a listing of which wrappers support stat() family of functionality.
Óçìåßùóç: The check is done using the real UID/GID instead of the effective one.
See also is_writable(), file_exists(), and fgets().