Core Function
View Source on Trac ↗ _register_widget_update_callback()
_register_widget_update_callback( mixed $id_base, mixed $update_callback, mixed $options = array(), mixed $params ) Registers the update callback for a widget.
Parameters 4 required
| Name / Type | Description |
|---|---|
| $id_base string | The base ID of a widget created by extending WP_Widget. Required |
| $update_callback callable | Update callback method for the widget. Required |
| array | $options Optional. Widget control options. See wp_register_widget_control(). Default empty array. Required |
| mixed | ...$params Optional additional parameters to pass to the callback function when it's called. Required |
Return Value
(void)
No return value description available.
Function Information
Since Version
2.8.0
Source File
wp-includes/widgets.php
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