PHP MongoDB DB未連線防呆錯誤處理

摘要:PHP MongoDB DB未連線防呆錯誤處理

    function getMongoDbConn()
    {		
		try {
		        $mongo_conn = new Mongo("mongodb://root:password@127.0.0.1:27017");
		} catch (Exception $e) {		    
			echo $e->getCode();
			echo $e->getMessage();
                        $mongo_conn = NULL;
		}
		return 	$mongo_conn;	
    }

遇到這個錯誤,會得到

Code 為 71

Exception 為 Failed to connect to: 127.0.0.1:27017: Transport endpoint is not connectedget mongodb database