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Absolute Strength Index



Absolute Strength Index
Absolute Strength Index


//www.aflcode.com

n=10; /*period*/

    A=0;
    M=0;
    D=0;

  for( i = 0; i < 10; i=i+1 ) 
{

    A=IIf(Ref(Close, - i)>Ref(Close, - i-1), A+(Ref(Close, - i)/Ref(Close, - i-1))-1,A);

    M=IIf(Ref(Close, - i)==Ref(Close, - i-1), M+1/n,M);

    D=IIf(Ref(Close, - i)<Ref(Close, - i-1), D+(Ref(Close, - i-1)/Ref(Close, - i))-1,D);
        
 }  
 ASI=IIf (D+M/2==0, 100, 100-100/(1+(A+M/2)/(D+M/2)));


  Plot(ASI,"ASI10",colorDarkBlue); 
  
  Plot(50,"",colorBlack,styleLine);
  PlotGrid(70,colorGreen);    
  PlotGrid(30,colorRed);  

GraphXSpace = 3;

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