PHP realpath() Function

Returns the absolute pathname:

<?php
echo realpath("test.txt");
?>

The output of the code above will be:

C:\Inetpub\testweb\test.txt

Definition and Usage

The realpath() function returns the absolute pathname.

This function removes all symbolic links (like '/./', '/../' and extra '/') and returns the absolute pathname.

realpath( path)

Parameter	Description
path	Required. Specifies the path to check

Return Value:	The absolute pathname on success, FALSE on failure
PHP Version:	4.0+
PHP Changelog:	PHP 5.3: PHP 5.2.1: