_register_widget_update_callback( string $id_base, callable $update_callback, array $options = array() )
Registers the update callback for a widget.
Parameters
- $id_base
-
(string) (Required) The base ID of a widget created by extending WP_Widget.
- $update_callback
-
(callable) (Required) Update callback method for the widget.
- $options
-
(array) (Optional) Widget control options. See wp_register_widget_control().
Default value: array()
Source
File: wp-includes/widgets.php
function _register_widget_update_callback( $id_base, $update_callback, $options = array() ) {
global $wp_registered_widget_updates;
if ( isset($wp_registered_widget_updates[$id_base]) ) {
if ( empty($update_callback) )
unset($wp_registered_widget_updates[$id_base]);
return;
}
$widget = array(
'callback' => $update_callback,
'params' => array_slice(func_get_args(), 3)
);
$widget = array_merge($widget, $options);
$wp_registered_widget_updates[$id_base] = $widget;
}
Changelog
| Version | Description |
|---|---|
| WP-2.8.0 | Introduced. |