波段做顶底 ，抄底逃顶的绝佳指标。如何一个波段，本指标都能揭示其买卖时点的可操作性，如果能结合指标RSI/KDJ使用，其准确性将大大提高，绝对是朋友们操盘的利器！
{波段做顶底}
N:=20;
M:=5;
VAR1:=(CLOSE-LLV(LOW,N))/(HHV(HIGH,N)-LLV(LOW,N))*100;
VAR2:=SMA(VAR1,M,1);
VAR3:=SMA(VAR2,M,1);
VAR4:=3*VAR2-2*VAR3;
VAR5:=EMA(VAR4,5);
顶:IF(VAR5>90,100,90),COLORRED,LINETHICK2;
底:IF(VAR5<10,0,10),COLORGREEN,LINETHICK2;
STICKLINE(VAR5>90,100,90,3,0),COLORRED;
STICKLINE(VAR5<10,0,10,3,0),COLORGREEN;
DRAWICON(CROSS(VAR5,10),10,1);
DRAWICON(CROSS(90,VAR5),90,2);
