_StdDev

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//|       Àâòîð : Ñåðãåé   - ìîé ñàéò -  "http://wsforex.ru/"                    |
//+------------------------------------------------------------------------------+
//                                                        Ïèøó òîðãîâûå ñèñòåìû  |
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//|       Àâòîð : Ñåðãåé   - ìîé ñàéò -  "http://wsforex.ru/"                    |
//+------------------------------------------------------------------------------+
#property indicator_separate_window
#property indicator_buffers 1
#property indicator_color1 Orange


extern int FletBars=20;
extern int period=3;

double MaStd[];
double std[];
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//|       Àâòîð : Ñåðãåé   - ìîé ñàéò -  "http://wsforex.ru/"                    |
//+------------------------------------------------------------------------------+
int init()
  {
//---- indicators
  IndicatorBuffers(2);
//---- indicator line
  SetIndexStyle(0,DRAW_LINE);
  SetIndexBuffer(0,MaStd);
  SetIndexBuffer(1,std);
  IndicatorShortName("_Flet: "+"FletBars "+FletBars+":  "+"MA "+period+":  ");
//----
   return(0);
}
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//|       Àâòîð : Ñåðãåé   - ìîé ñàéò -  "http://wsforex.ru/"                    |
//+------------------------------------------------------------------------------+
int start(){
//----
   int limit;
   int counted_bars=IndicatorCounted();
//---- check for possible errors
   if(counted_bars<0) return(-1);
//---- last counted bar will be recounted
   if(counted_bars>0) counted_bars--;
   limit=Bars-counted_bars;
//----
   for(int k=limit-1;k>=0;k--){
   std[k]=iStdDev(Symbol(),0,FletBars,0,0,PRICE_CLOSE,k);
}
//----
   for(int i=limit-1; i>=0; i--){
   MaStd[i]=iMAOnArray(std, 0, period, 0, MODE_SMMA, i);
 }         
 return(0);
}
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//|       Àâòîð : Ñåðãåé   - ìîé ñàéò -  "http://wsforex.ru/"                    |
//+------------------------------------------------------------------------------+