input int CandleRange = 100;

// FUNCTION CHECK FOR NEW CANDLES

bool CheckfornewCandle (int CandleNumber)
   {
      
   static int LastCandleNumber;
   
   bool IsNewCandle= false;
   
   if (CandleNumber>LastCandleNumber)
      {
      
      IsNewCandle = true;
      
      LastCandleNumber = CandleNumber;
      
      Print("-----New Candle-----",
            "\nLastOpenTime: ",iTime(_Symbol,PERIOD_CURRENT,1),
            "\nLastOpen: ",iOpen(_Symbol,PERIOD_CURRENT,1),
            "\nLastClose: ",iClose(_Symbol,PERIOD_CURRENT,1));
      
            
      }
    return IsNewCandle;
   
   }



void OnTick()
  {

      // CHECK FOR NEW CANDLES
      
      int CandleNumber = Bars(_Symbol,_Period);
      
      bool NewCandleAppeared;
      
      NewCandleAppeared = CheckfornewCandle(CandleNumber);
      
      if (NewCandleAppeared)
      {
            
            //INITIALIZE CANDLE CLOSE ARRAY
            
            double CandleClose[];
            
            ArraySetAsSeries(CandleClose, true);
            
            int CandleCloseSize = ArraySize(CandleClose);
            
            CopyClose(_Symbol, PERIOD_CURRENT, 0, CandleRange, CandleClose);
            
            Print("Last Candle Closing Value: ",CandleClose[0]);
            
            
            //INITIALIZE AND FILL CANDLE DIFFERENCE TO LAST ARRAY
            
            double CandleDifferenceToLast[];
            
            ArrayResize(CandleDifferenceToLast,CandleCloseSize);
            
            //ArraySetAsSeries(CandleDifferenceToLast, true);
            
            int CandleDifferenceSize = ArraySize(CandleDifferenceToLast);
            
            for (int i = 1; i < CandleCloseSize + 1; i++)
            {
            
               double LastClose = CandleClose[i-1];
               
               Print("LastClose: ",LastClose);
               double SndLastclose = CandleClose[i];
               
               Print("LastClose: ",SndLastclose);
               double CandleDifference = SndLastclose - LastClose;
               
               Print("CandleDifference: ",CandleDifference);
               CandleDifferenceToLast[i] = CandleDifference;
               
               //CandleDifferenceToLast[i] = CandleClose[i] - CandleClose[i+1];
            
            }
            
            Print("Last Candle Difference to 2.Last: ",CandleDifferenceToLast[0]);
      
      }
   
   
  }