widget_update_callback

Filters a widget's settings before saving.

Description

add_filter( 'widget_update_callback', (array) $array, (int) $int, (int) $int ); 

Parameters (3)

0. $array (array) => array( __CLASS__, 'widget_update' )
The array.
1. $int (int) => 10
The int.
2. $int (int) => 3
The int.

Usage

To run the hook, copy the example below.
  1. $array = apply_filters( 'widget_update_callback', $array, $int, $int ); 
  2.  
  3. if ( !empty( $array ) ) { 
  4.  
  5. // everything has led up to this point... 
  6.  
  7.  
The following example is for adding a hook callback.
  1. // define the widget_update_callback callback 
  2. function filter_widget_update_callback( $array, $int, $int ) { 
  3. // make filter magic happen here... 
  4. return $array
  5. }; 
  6.  
  7. // add the filter 
  8. add_filter( 'widget_update_callback', 'filter_widget_update_callback', 10, 3 ); 
To remove a hook callback, use the example below.
  1. // remove the filter 
  2. remove_filter( 'widget_update_callback', 'filter_widget_update_callback', 10, 3 ); 

Defined (1)

The filter is defined in the following location(s).

/modules/widget-visibility/widget-conditions.php  
  1. add_filter( 'widget_update_callback', array( __CLASS__, 'widget_update' ), 10, 3 );