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

---

# apply_filters( ‘add_menu_classes’, array $menu )

## In this article

 * [Parameters](https://developer.wordpress.org/reference/hooks/add_menu_classes/?output_format=md#parameters)
 * [Source](https://developer.wordpress.org/reference/hooks/add_menu_classes/?output_format=md#source)
 * [Related](https://developer.wordpress.org/reference/hooks/add_menu_classes/?output_format=md#related)
 * [Changelog](https://developer.wordpress.org/reference/hooks/add_menu_classes/?output_format=md#changelog)

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

Filters administration menu array with classes added for top-level items.

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

 `$menu`array

Associative array of administration menu items.

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

    ```php
    return apply_filters( 'add_menu_classes', $menu );
    ```

[View all references](https://developer.wordpress.org/reference/files/wp-admin/includes/menu.php/)
[View on Trac](https://core.trac.wordpress.org/browser/tags/6.9.4/src/wp-admin/includes/menu.php#L270)
[View on GitHub](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-admin/includes/menu.php#L270-L270)

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

| Used by | Description | 
| [add_menu_classes()](https://developer.wordpress.org/reference/functions/add_menu_classes/)`wp-admin/includes/menu.php` |

Adds CSS classes for top-level administration menu items.

  |

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

| Version | Description | 
| [2.7.0](https://developer.wordpress.org/reference/since/2.7.0/) | Introduced. |

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