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action is not described

update-core-custom_(action) action-hook . WP 3.2.0

Fires for each custom update action on the WordPress Updates screen.

The dynamic portion of the hook name, $action, refers to the passed update action. The hook fires in lieu of all available default update actions.


add_action( 'update-core-custom_(action)', 'action_function_name_7133' );
function action_function_name_7133(){
	// action...


Since 3.2.0 Introduced.

Where the hook is called

In file: /wp-admin/update-core.php
wp-admin/update-core.php 1224
do_action( "update-core-custom_{$action}" );  // phpcs:ignore WordPress.NamingConventions.ValidHookName.UseUnderscores

Where in WP core the hook is used WordPress

Usage not found.