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 M for a listing of which wrappers support stat() family of functionality.
See also is_writable(), file_exists(), and fgets().