MQL5 : Calculate total pnl of today closed trades

 double Today_Closed_Profit() 

{ 

   MqlDateTime SDateTime;

   TimeToStruct(TimeCurrent(),SDateTime);

   SDateTime.hour=0;

   SDateTime.min=0;

   SDateTime.sec=0;

   datetime  from_date=StructToTime(SDateTime);     // From date

   SDateTime.hour=23;

   SDateTime.min=59;

   SDateTime.sec=59;

   datetime  to_date=StructToTime(SDateTime);     // To date

   to_date+=60*60*24;

   HistorySelect(from_date,to_date);

   int trades_of_day=0;

   double wining_trade=0.0;

   double losing_trade=0.0;

   double total_profit=0.0;

   uint total=HistoryDealsTotal();

   ulong    ticket=0;

//--- for all deals

   for(uint i=0; i<total; i++)

     {

      //--- try to get deals ticket

      if((ticket=HistoryDealGetTicket(i))>0)

        {

         long entry=HistoryDealGetInteger(ticket,DEAL_ENTRY);

         if(entry==DEAL_ENTRY_IN)

            continue;

         //--- get deals properties

         trades_of_day++;

         double deal_commission=HistoryDealGetDouble(ticket,DEAL_COMMISSION);

         double deal_swap=HistoryDealGetDouble(ticket,DEAL_SWAP);

         double deal_profit=HistoryDealGetDouble(ticket,DEAL_PROFIT);

         double profit=deal_commission+deal_swap+deal_profit;

         if(profit>0.0)

            wining_trade+=profit;

         if(profit<0.0)

            losing_trade+=profit;

         total_profit+=profit;

        }

     }

return total_profit;

} 

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