若振幅算法採20日內最低價當分母,寫法如下:
MH:=HHV(H,20);
ML:=LLV(L,20);
UD:=(MH-ML)/ML*100;
CK:=UD<30 and barpos=datacount-1;
DRAWSL(CK,MH,0,-19,1) linedot pxdn2 coloryellow;
DRAWSL(CK,ML,0,-19,1) linedot pxdn2 coloryellow;
STICKLINE(CK,MH,ML,0.1,0) linedot coloryellow;
STICKLINE(refx(CK,19),refx(MH,19),refx(ML,19),0.1,0) linedot coloryellow;
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