wp-includes/widgets.php:497Remove widget from sidebar.
$idint|stringOne hook fires while wp_unregister_sidebar_widget() runs, in this order:
Fires just before a widget is removed from a sidebar.
function wp_unregister_sidebar_widget( $id ) { /** * Fires just before a widget is removed from a sidebar. * * @since 3.0.0 * * @param int|string $id The widget ID. */ do_action( 'wp_unregister_sidebar_widget', $id ); wp_register_sidebar_widget( $id, '', '' ); wp_unregister_widget_control( $id );}Introduced in 2.2.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-includes/widgets.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.