MT4 code change to MT5 code

[To Pui Kuen]

Hello, i have a code that use in MT4 which can alert the order send error.

But how can i change to MT5? Please help, Thanks

int OrderErrorReport (int OrderID)
{
   if (OrderID < 0)
      {
         Alert("Order rejected, please check error code: " + GetLastError());
      }

   else
      {
         Print("Order placed successful");
      }
      
      return OrderID;
}

Above code is using in MT4, i want to change it to MT5.

[Vladimir Karputov]

Read the help: Basic Principles

and

Successful completion of the Buy(...) or Sell() method does not always mean successful execution of the trade operation. It is necessary to check the result of trade request (trade server return code) using ResultRetcode() and value returned by ResultDeal().