Returns information about a file path

Description

mixed pathinfo ( string $path [, int $options = PATHINFO_DIRNAME | PATHINFO_BASENAME | PATHINFO_EXTENSION | PATHINFO_FILENAME ] )

pathinfo() returns an associative array containing information about path.

Parameters

path: The path being checked.
options: You can specify which elements are returned with optional parameter options. It composes from PATHINFO_DIRNAME, PATHINFO_BASENAME, PATHINFO_EXTENSION and PATHINFO_FILENAME. It defaults to return all elements.

Return Values

The following associative array elements are returned: dirname, basename, extension (if any), and filename.

If options is used, this function will return a string if not all elements are requested.

Changelog

Version	Description
5.2.0	The `PATHINFO_FILENAME` constant was added.

Examples

Example #1 pathinfo() Example


<?php
$path_parts = pathinfo('/www/htdocs/inc/lib.inc.php');

echo $path_parts['dirname'], "\n";
echo $path_parts['basename'], "\n";
echo $path_parts['extension'], "\n";
echo $path_parts['filename'], "\n"; // since PHP 5.2.0
?>

The above example will output:

/www/htdocs/inc
lib.inc.php
php
lib.inc

Notes

Note:
For information on retrieving the current path info, read the section on predefined reserved variables.

Note:
pathinfo() is locale aware, so for it to parse the path correctly with multibyte character, the matching locale must be set using the setlocale() function.

pathinfo