is_file

(PHP 3 <= 3.0.18, PHP 4 >= 4.0.0)

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.

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

See also is_dir() and is_link().