PHP disk_total_space() Function Usage and Example

PHP Filesystem Reference Manual

The disk_total_space() function can return the total space of the specified directory (in bytes).

Syntax

float disk_total_space ( string directory )

Given a string containing a directory, the disk_total_space() function can return the total byte count on the corresponding filesystem or disk partition.

Online Example

<?php
   echo disk_total_space("C:\");
   echo "\n";
   echo disk_total_space("E:\");
?>

Output Result

277320036352
209714147328

PHP Filesystem Reference Manual