widget_update_callback

apply_filters('widget_update_callback') is found 1 times:

• /wp-includes/class-wp-widget.php line 476

  				 * @param array     $new_instance Array of new widget settings.
  				 * @param array     $old_instance Array of old widget settings.
  				 * @param WP_Widget $widget       The current widget instance.
  				 */
  				$instance = apply_filters( 'widget_update_callback', $instance, $new_instance, $old_instance, $this );
  
  				if ( false !== $instance ) {
  					$all_instances[ $number ] = $instance;
  				}
  
  				break; // Run only once.
  

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