Title: ms_user_list_site_class
Published: May 7, 2019
Last modified: May 20, 2026

---

# apply_filters( ‘ms_user_list_site_class’, string[] $site_classes, int $site_id, int $network_id, WP_User $user )

## In this article

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

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

Filters the span class for a site listing on the multisite user list table.

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

 `$site_classes`string[]

Array of class names used within the span tag.
 Default "site-#" with the site’s
network ID.

`$site_id`int

Site ID.

`$network_id`int

Network ID.

`$user`[WP_User](https://developer.wordpress.org/reference/classes/wp_user/)

[WP_User](https://developer.wordpress.org/reference/classes/wp_user/) object.

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

    ```php
    $site_classes = apply_filters( 'ms_user_list_site_class', $site_classes, $site->userblog_id, $site->site_id, $user );
    ```

[View all references](https://developer.wordpress.org/reference/files/wp-admin/includes/class-wp-ms-users-list-table.php/)
[View on Trac](https://core.trac.wordpress.org/browser/tags/7.0/src/wp-admin/includes/class-wp-ms-users-list-table.php#L398)
[View on GitHub](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-admin/includes/class-wp-ms-users-list-table.php#L398-L398)

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

| Used by | Description | 
| [WP_MS_Users_List_Table::column_blogs()](https://developer.wordpress.org/reference/classes/wp_ms_users_list_table/column_blogs/)`wp-admin/includes/class-wp-ms-users-list-table.php` |

Handles the sites column output.

  |

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

| Version | Description | 
| [5.2.0](https://developer.wordpress.org/reference/since/5.2.0/) | Introduced. |

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