CSharpTest.testMdUserApi.SubscribeMarketData C# (CSharp) Method

        void SubscribeMarketData()
        {
            int iResult = api.SubscribeMarketData(ppInstrumentID);
            Console.WriteLine("--->>> 发送行情订阅请求: " + ((iResult == 0) ? "成功" : "失败"));
        }