WP_Customize_Widgets::parse_widget_setting_id() WordPress Method

The parse_widget_setting_id() method is used to parse the widget setting id. It accepts a widget setting id and an array of widget setting ids as parameters. The method returns an array of parsed widget setting ids.

WP_Customize_Widgets::parse_widget_setting_id( string $setting_id ) #

	public function parse_widget_setting_id( $setting_id ) {
		if ( ! preg_match( '/^(widget_(.+?))(?:\[(\d+)\])?$/', $setting_id, $matches ) ) {
			return new WP_Error( 'widget_setting_invalid_id' );
		}

		$id_base = $matches[2];
		$number  = isset( $matches[3] ) ? (int) $matches[3] : null;

		return compact( 'id_base', 'number' );
	}