$name, ); try { Db::add ('rooms', $room); } catch(PDOException $error) { echo $error->getMessage(); die(); } } public static function edit ($roomId, $values = []) { try { Db::edit ('rooms', $values, 'WHERE room_id = ?', array($roomId)); } catch(PDOException $error) { echo $error->getMessage(); die(); } } public static function delete ($roomId) { Db::command ('DELETE FROM rooms WHERE room_id=?', array ($roomId)); } } ?>