{通达信趋势向导公式}
VAR1:=(CLOSE-LLV(LOW,20))/(HHV(HIGH,20)-LLV(LOW,20))*100;
VAR2:=SMA(VAR1,3,1);
VAR3:=SMA(VAR2,3,1);
VAR4:=3*VAR2-2*VAR3;
VAR5:=EMA(VAR4,5);
趋势线:VAR5,COLORRED,LINETHICK2;
见顶线:90,COLORGREEN,DOTLINE;
强弱线:50,COLORYELLOW,DOTLINE;
见底线:10,COLORBLUE,DOTLINE;
DRAWICON(CROSS(VAR5,10),10,1);
DRAWICON(CROSS(90,VAR5),90,2);
