See this article

Orders, Positions and Deals in MetaTrader 5
- 2011.02.01
- MetaQuotes Software Corp.
- www.mql5.com
Creating a robust trading robot cannot be done without an understanding of the mechanisms of the MetaTrader 5 trading system. The client terminal receives the information about the positions, orders, and deals from the trading server. To handle this data properly using the MQL5, it's necessary to have a good understanding of the interaction between the MQL5-program and the client terminal.

You are missing trading opportunities:
- Free trading apps
- Over 8,000 signals for copying
- Economic news for exploring financial markets
Registration
Log in
You agree to website policy and terms of use
If you do not have an account, please register
How to OrderSelect in mql5?
i.e.
if(OrderSelect(x,SELECT_BY_POS,MODE_TRADES))