Var4:=EMA((CLOSE-Var2)/(Var3-Var2)100,20)0.998;
短线通道:20,colorgreen;
短线顶部:85,colorff00ff;
强弱分界:50,color00ffff;
DRAWTEXT(FILTER(CLOSE 0,100),15,'安全区'),colorwhite;
短线:=EMA(0.667REF(Var4,1)+0.333Var4,1);
STICKLINE(短线 =REF(短线,1),短线+0.5,短线-1,6,0),colorred,linethick2;
STICKLINE(短线 REF(短线,1),短线+0.5,短线-1,6,0),color00ff00;
STICKLINE(短线通道 短线,短线通道,短线,7,0),color00ffff, linethick3;
DRAWTEXT(crOSS(短线,短线通道) ,短线+1,'买不亏'),colorff00ff;