public static extern void SetOnRspUnSubMarketData(IntPtr instance, [MarshalAs(UnmanagedType.FunctionPtr)] OnRspUnSubMarketData callback);
public static extern void RegOnRspUnSubMarketData(IntPtr mgr, OnRspUnSubMarketData callback);
public void RegOnRspUnSubMarketData(OnRspUnSubMarketData callback) { CTPQuoteAPI.RegOnRspUnSubMarketData(_handle, callback); }
public static extern void RegOnRspUnSubMarketData(OnRspUnSubMarketData e);