(MQL5) How to show All Ticket in Combobox?

External question — Stack Overflow Stack Exchange Author: Dominiz X Original post: https://stackoverflow.com/questions/77364723 License: CC BY-SA 4.0 — https://creativecommons.org/licenses/by-sa/4.0/ Adaptation: HTML converted to plain text; contact email addresses removed. How to show All Ticket in Combobox? i opened 3 order buy EA only show one-order in Combobox. m_combobox_box.ItemsClear(); ////When i remove it all order show, but collect endless! void CControlsDialog::Update(void){ //Print(__FUNCTION__); //int ticketread1 = 9999; for(int i = PositionsTotal() - 1; i >= 0; i--) { long ticket = PositionGetTicket(i); if(ticket>0){ PositionSelectByTicket(ticket); ENUM_POSITION_TYPE posType = PositionGetInteger(POSITION_TYPE); //Print(EnumToString(posType) + " : " + (string)ticketRead); Print((string)ticket); m_combobox_box.ItemsClear(); ////When i remove it all order show, but collect endless items. m_combobox_box.ItemAdd(ticket); } } ( https://i.sstatic.net/Df9rd.png ) after remove .ItemsClear how to fix this problem.

External answer — Stack Overflow Stack Exchange Author: Mark SdS Original post: https://stackoverflow.com/a/77371843 License: CC BY-SA 4.0 — https://creativecommons.org/licenses/by-sa/4.0/ Adaptation: HTML converted to plain text; contact email addresses removed. Have you tried placing the m_combobox_box.ItemsClear(); before the iteration? m_combobox_box.ItemsClear(); for(int i = PositionsTotal() - 1; i >= 0; i--) { ... }