wp_cache_switch_to_blog() – Function | Developer.WordPress.org

wp_cache_switch_to_blog( int $blog_id )

Switches the internal blog ID.

Description

This changes the blog id used to create keys in blog specific groups.

function wp_cache_switch_to_blog( $blog_id ) {
	global $wp_object_cache;

	$wp_object_cache->switch_to_blog( $blog_id );
}

Uses	Description
WP_Object_Cache::switch_to_blog()`wp-includes/class-wp-object-cache.php`	Switches the internal blog ID.

Used by	Description
wp_start_object_cache()`wp-includes/load.php`	Starts the WordPress object cache.
switch_to_blog()`wp-includes/ms-blogs.php`	Switches the current blog.
restore_current_blog()`wp-includes/ms-blogs.php`	Restores the current blog, after calling switch_to_blog() .

Version	Description
3.5.0	Introduced.

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