//+------------------------------------------------------------------+
//|                                                sort_MqlRates.mq5 |
//|                                        Copyright © 2025, Amr Ali |
//|                             https://www.mql5.com/en/users/amrali |
//+------------------------------------------------------------------+
#include "Introsort.mqh"

//+------------------------------------------------------------------+
//| custom comparison functions Less.                                |
//+------------------------------------------------------------------+
bool Less(MqlRates &a, MqlRates &b)
  { return a.open < b.open; }

//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
void OnStart()
  {
   MqlRates Rates[];

   CopyRates(_Symbol, PERIOD_CURRENT, 0, 5, Rates);
   ArrayPrint(Rates);

   Introsort(Rates);
   ArrayPrint(Rates);
  }
//+------------------------------------------------------------------+