Gpf_Log_Logger::getObjectVariables PHP 메소드

        private function getObjectVariables($object)
        {
            if (is_object($object)) {
                $class = get_class($object);
                $methods = get_class_methods($class);
                if (in_array("__toString", $methods)) {
                    return $object->__toString();
                }
            }
            return '';
        }