VAR1:=LLV(LOW,100); 
 VAR2:=HHV(HIGH,250); 
操盘线: EMA((CLOSE-VAR1)/(VAR2-VAR1)*5,5);
绝底:0.03,LINETHICK2,COLOR0000FF;  
绝顶:4.91,LINETHICK2,COLORFF00FF;
分界:2.5,COLOR00FFFF;
 DRAWTEXT(CROSS(操盘线,绝底),0.2,'买入'), COLORYELLOW;
 DRAWTEXT(CROSS(操盘线,绝顶),4.6,'卖出'), COLORYELLOW;
 STICKLINE(CROSS(操盘线,绝顶),4.91,2.5,1,0);
 STICKLINE(CROSS(操盘线,绝底),2.5,0,1,0);