Returns the total size of a filesystem or disk partition

# disk_total_space

(PHP 4 >= 4.1.0, PHP 5, PHP 7, PHP 8)

disk_total_space — Returns the total size of a filesystem or disk partition

### Description

disk_total_space(string `$directory`): float|false

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

### Parameters

`directory`

  A directory of the filesystem or disk partition.

### Return Values

Returns the total number of bytes as a float or `false` on failure.

### Examples

Example #1 disk_total_space() example

`<?php
// $ds contains the total number of bytes available on "/"
$ds = disk_total_space("/");
// On Windows:
$ds = disk_total_space("C:");
$ds = disk_total_space("D:");
?>`

### Notes

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

### See Also

- disk_free_space() - Returns available space on filesystem or disk partition

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