get_dirsize() WP 3.0.0

Gets the size of a directory in bytes. The result is cached to temporary options: get_transient().

A helper function that is used primarily to check whether multisite blog has exceeded its allowed uploads space.

require_once ABSPATH . WPINC .'/ms-functions.php';

No Hooks.

Return

Int|false|null. Size of the directory in bytes. False if the directory doesn't exist.

Usage

get_dirsize( $directory, $max_execution_time );

$directory(string) (required)

Full path of a directory.

$max_execution_time(int)

Maximum time to run before giving up. In seconds. The timeout is global and is measured from the moment WordPress started to load.

Examples

#1 Get the full size of uploads directory

$upload_dir = wp_upload_dir();

// include necessary functions
require_once ABSPATH . WPINC .'/ms-functions.php';

$mb = get_dirsize( $upload_dir['basedir'] );

echo number_format( $mb / (1024*1024), 1 ) .' MB'; // output: 93.2 MB

Changelog

Code of get_dirsize() get dirsize ^{WP 5.8}

<?php
function get_dirsize( $directory, $max_execution_time = null ) {

	// Exclude individual site directories from the total when checking the main site of a network,
	// as they are subdirectories and should not be counted.
	if ( is_multisite() && is_main_site() ) {
		$size = recurse_dirsize( $directory, $directory . '/sites', $max_execution_time );
	} else {
		$size = recurse_dirsize( $directory, null, $max_execution_time );
	}

	return $size;
}

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