{通达信波段指标}
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);
波段买入: IF(CROSS(VAR4,VAR5) AND VAR4<20,50,0),COLORRED,LINETHICK2;
波段卖出: IF(CROSS(VAR5,VAR4) AND VAR4>80,50,0),COLORGREEN,LINETHICK2;
DRAWICON(波段买入>0,LOW*0.98,1);
DRAWICON(波段卖出>0,HIGH*1.02,2);
STICKLINE(波段买入>0,0,波段买入,3,0),COLORRED;
STICKLINE(波段卖出>0,0,波段卖出,3,0),COLORGREEN;
