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

---

# update_blog_details( int $blog_id, array $details = array() ): bool

## In this article

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

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

Updates the details for a blog and the blogs table for a given blog ID.

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

 `$blog_id`intrequired

Blog ID.

`$details`arrayoptional

Array of details keyed by blogs table field names.

Default:`array()`

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

 bool True if update succeeds, false otherwise.

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

    ```php
    function update_blog_details( $blog_id, $details = array() ) {
    	if ( empty( $details ) ) {
    		return false;
    	}

    	if ( is_object( $details ) ) {
    		$details = get_object_vars( $details );
    	}

    	$site = wp_update_site( $blog_id, $details );

    	if ( is_wp_error( $site ) ) {
    		return false;
    	}

    	return true;
    }
    ```

[View all references](https://developer.wordpress.org/reference/files/wp-includes/ms-blogs.php/)
[View on Trac](https://core.trac.wordpress.org/browser/tags/6.9.4/src/wp-includes/ms-blogs.php#L305)
[View on GitHub](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-includes/ms-blogs.php#L305-L321)

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

| Uses | Description | 
| [wp_update_site()](https://developer.wordpress.org/reference/functions/wp_update_site/)`wp-includes/ms-site.php` |

Updates a site in the database.

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

Checks whether the given variable is a WordPress Error.

  |

| Used by | Description | 
| [wpmu_update_blogs_date()](https://developer.wordpress.org/reference/functions/wpmu_update_blogs_date/)`wp-includes/ms-blogs.php` |

Updates the last_updated field for the current site.

  |

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

| Version | Description | 
| [MU (3.0.0)](https://developer.wordpress.org/reference/since/mu.3.0.0/) | Introduced. |

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