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# 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.

See also disk_total_space()

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