_get_widget_id_base() – Function | Developer.WordPress.org

_get_widget_id_base( string $id ): string

Retrieves the widget ID base value.

Parameters

string Widget ID base.

function _get_widget_id_base( $id ) {
	return preg_replace( '/-[0-9]+$/', '', $id );
}

Used by	Description
is_active_widget()`wp-includes/widgets.php`	Determines whether a given widget is displayed on the front end.
wp_register_sidebar_widget()`wp-includes/widgets.php`	Register an instance of a widget.
wp_register_widget_control()`wp-includes/widgets.php`	Registers widget control callback for customizing options.

Version	Description
2.8.0	Introduced.

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