/** *fetch value action */ private static function fetchAction($fetchAction) { switch ($fetchAction) { case "assoc": self::$get_fetch_action = PDO::FETCH_ASSOC; //asso array break; case "num": self::$get_fetch_action = PDO::FETCH_NUM; //num array break; case "object": self::$get_fetch_action = PDO::FETCH_OBJ; //object array break; case "both": self::$get_fetch_action = PDO::FETCH_BOTH; //assoc array and num array break; default: self::$get_fetch_action = PDO::FETCH_ASSOC; break; } return self::$get_fetch_action; }