Title: WP_User::for_blog
Published: April 25, 2014
Last modified: May 20, 2026

---

# WP_User::for_blog( int $blog_id )

## In this article

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

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

This method has been deprecated since 4.9.0. Use WP_User::for_site() instead.

Sets the site to operate on. Defaults to the current site.

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

 `$blog_id`intoptional

Site ID, defaults to current site.

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

    ```php
    public function for_blog( $blog_id = 0 ) {
    	_deprecated_function( __METHOD__, '4.9.0', 'WP_User::for_site()' );

    	$this->for_site( $blog_id );
    }
    ```

[View all references](https://developer.wordpress.org/reference/files/wp-includes/class-wp-user.php/)
[View on Trac](https://core.trac.wordpress.org/browser/tags/7.0/src/wp-includes/class-wp-user.php#L861)
[View on GitHub](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/class-wp-user.php#L861-L865)

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

| Uses | Description | 
| [WP_User::for_site()](https://developer.wordpress.org/reference/classes/wp_user/for_site/)`wp-includes/class-wp-user.php` |

Sets the site to operate on. Defaults to the current site.

  | 
| [_deprecated_function()](https://developer.wordpress.org/reference/functions/_deprecated_function/)`wp-includes/functions.php` |

Marks a function as deprecated and inform when it has been used.

  |

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

| Version | Description | 
| [4.9.0](https://developer.wordpress.org/reference/since/4.9.0/) | Deprecated. Use [WP_User::for_site()](https://developer.wordpress.org/reference/classes/wp_user/for_site/) | 
| [3.0.0](https://developer.wordpress.org/reference/since/3.0.0/) | Introduced. |

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