teste 0111

//+------------------------------------------------------------------+
//|                                               Tesste CR & MR.mq5 |
//|                        Copyright 2019, MetaQuotes Software Corp. |
//|                                             https://www.mql5.com |
//+------------------------------------------------------------------+
#property copyright "Copyright 2019, MetaQuotes Software Corp."
#property link      "https://www.mql5.com"
#property version   "1.00"
#property indicator_chart_window
#property indicator_buffers 2
#property indicator_plots   2
//--- plot vend
#property indicator_label1  "vend"
#property indicator_type1   DRAW_LINE
#property indicator_color1  clrRed
#property indicator_style1  STYLE_SOLID
#property indicator_width1  1
//--- plot comp
#property indicator_label2  "comp"
#property indicator_type2   DRAW_LINE
#property indicator_color2  clrDarkTurquoise
#property indicator_style2  STYLE_SOLID
#property indicator_width2  1
//--- input parameters
input string      Ativo;
input int      periodo;
//--- indicator buffers
double         vendBuffer[];
double         compBuffer[];
//+------------------------------------------------------------------+
//| Custom indicator initialization function                         |
//+------------------------------------------------------------------+
int OnInit()
  {
//--- indicator buffers mapping
   SetIndexBuffer(0,vendBuffer,INDICATOR_DATA);
   SetIndexBuffer(1,compBuffer,INDICATOR_DATA);

//---
   return(INIT_SUCCEEDED);
  }
//+------------------------------------------------------------------+
//| Custom indicator iteration function                              |
//+------------------------------------------------------------------+
int OnCalculate(const int rates_total,
                const int prev_calculated,
                const datetime &time[],
                const double &open[],
                const double &high[],
                const double &low[],
                const double &close[],
                const long &tick_volume[],
                const long &volume[],
                const int &spread[])
  {
//---
  MqlRates rates[];
   int copied=CopyRates(Ativo,0,0,20,rates);
   if(copied<=0)
      Print("Erro ao copiar dados de preços ",GetLastError());
   else Print("Copied ",ArraySize(rates)," bars");

        for (int i=15; i<rates_total; i++)
  {
  double comp = rates[i].open;
   compBuffer[i] = comp;
  }



//--- return value of prev_calculated for next call
   return(rates_total);
  }
//+------------------------------------------------------------------+