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PHP Function disk_free_space()

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Syntax

float disk_free_space ( string $directory );

Definition and Usage

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

Paramters

ParameterDescription
directoryA directory of the filesystem or disk partition.

Return Value

Returns the number of available bytes as a float.

Example

Following is the usage of this function:

<?php
// $df contains the number of bytes available on "/"
$df = disk_free_space("/");

// On Windows:
disk_free_space("C:");
disk_free_space("D:");
?>
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