Title: WP_Filesystem_Direct::size
Published: April 25, 2014
Last modified: February 24, 2026

---

# WP_Filesystem_Direct::size( string $file ): int|false

## In this article

 * [Parameters](https://developer.wordpress.org/reference/classes/wp_filesystem_direct/size/?output_format=md#parameters)
 * [Return](https://developer.wordpress.org/reference/classes/wp_filesystem_direct/size/?output_format=md#return)
 * [Source](https://developer.wordpress.org/reference/classes/wp_filesystem_direct/size/?output_format=md#source)
 * [Related](https://developer.wordpress.org/reference/classes/wp_filesystem_direct/size/?output_format=md#related)
 * [Changelog](https://developer.wordpress.org/reference/classes/wp_filesystem_direct/size/?output_format=md#changelog)

[ Back to top](https://developer.wordpress.org/reference/classes/wp_filesystem_direct/size/?output_format=md#wp--skip-link--target)

Gets the file size (in bytes).

## 󠀁[Parameters](https://developer.wordpress.org/reference/classes/wp_filesystem_direct/size/?output_format=md#parameters)󠁿

 `$file`stringrequired

Path to file.

## 󠀁[Return](https://developer.wordpress.org/reference/classes/wp_filesystem_direct/size/?output_format=md#return)󠁿

 int|false Size of the file in bytes on success, false on failure.

## 󠀁[Source](https://developer.wordpress.org/reference/classes/wp_filesystem_direct/size/?output_format=md#source)󠁿

    ```php
    public function size( $file ) {
    	return @filesize( $file );
    }
    ```

[View all references](https://developer.wordpress.org/reference/files/wp-admin/includes/class-wp-filesystem-direct.php/)
[View on Trac](https://core.trac.wordpress.org/browser/tags/6.9.4/src/wp-admin/includes/class-wp-filesystem-direct.php#L502)
[View on GitHub](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-admin/includes/class-wp-filesystem-direct.php#L502-L504)

## 󠀁[Related](https://developer.wordpress.org/reference/classes/wp_filesystem_direct/size/?output_format=md#related)󠁿

| Used by | Description | 
| [WP_Filesystem_Direct::dirlist()](https://developer.wordpress.org/reference/classes/wp_filesystem_direct/dirlist/)`wp-admin/includes/class-wp-filesystem-direct.php` |

Gets details for files in a directory or a specific file.

  |

## 󠀁[Changelog](https://developer.wordpress.org/reference/classes/wp_filesystem_direct/size/?output_format=md#changelog)󠁿

| Version | Description | 
| [2.5.0](https://developer.wordpress.org/reference/since/2.5.0/) | Introduced. |

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