Usage and Example of PHP filetype() Function

PHP Filesystem Reference Manual

The filetype() function can return the file type of a specified file or directory. If successful, this function can return one of seven possible values; if it fails, it can return false.

Syntax

string filetype ( string filename )

Possible values are fifo, char, dir, block, link, file, and unknown.

　If an error occurs, FALSE is returned. The filetype() function may also produce an E_NOTICE message if the stat call fails or the file type is unknown.

Online Example

<?php
　　　echo　filetype("/PhpProject/sample.txt");　　//　file
　　　echo　"\n";
　　　echo　filetype("/PhpProject/");　　//　dir
?>

Output Result

file
dir

PHP Filesystem Reference Manual