PHP Reference

disk_free_space

(PHP 4 >= 4.1.0, PHP 5)

disk_free_space -- Returns available space in directory

Description

float disk_free_space ( string directory)

Given a string containing a directory, this function will return the number of bytes available on the corresponding filesystem or disk partition.

Example 1. disk_free_space() example

<?php // $df contains the number of bytes available on "/" $df = disk_free_space("/"); // On Windows: disk_free_space("C:"); disk_free_space("D:"); ?>

Note: This function will not work on remote files as the file to be examined must be accessible via the servers filesystem.