public static function create($connectionName = "default") { if (self::$instance === null) { self::$instance = new self($connectionName); register_shutdown_function(array(self::$instance, "destruct")); } return self::$instance; }
public static function create($mdlName = "SblSession") { if (self::$instance === null) { self::$instance = new self($mdlName); register_shutdown_function(array(self::$instance, "destruct")); } return self::$instance; }