WordPress at a glance
action is not described

wpmu_update_blog_options action-hook . WP 3.0.0

Fires after the site options are updated.


add_action( 'wpmu_update_blog_options', 'action_function_name_6818' );
function action_function_name_6818( $id ){
	// action...
The ID of the site being updated.


Since 3.0.0 Introduced.
Since 4.4.0 Added $id parameter.

Where the hook is called

In file: /wp-admin/network/site-settings.php
wp-admin/network/site-settings.php 60
do_action( 'wpmu_update_blog_options', $id );

Where in WP core the hook is used WordPress

Usage not found.