is_file

(PHP 3, PHP 4 , PHP 5)

is_file -- Tells whether the filename is a regular file

Description

bool is_file ( string filename)

Returns TRUE if the filename exists and is a regular file.

Note: The results of this function are cached. See clearstatcache() for more details.

Tip: As of PHP 5.0.0 this function can also be used with some URL wrappers. Refer to Appendix L for a listing of which wrappers support stat() family of functionality.

See also is_dir() and is_link().