id_base`. * * @return string */ public function get_id_base(): string { return $this->id_base; } /** * Get the id from the `WP_Widget` class. * * Replacement for `$widget->id`. * * @return string */ public function get_id(): string { return (string) $this->id; } /** * Get the widget number. * * Replacement for `$widget->number`. * * @return string */ public function get_widget_number(): string { return (string) $this->number; } }