VAR1:= EMA(EMA(EMA(CLOSE,13),6),3);
胜券: (VAR1-REF(VAR1,1))/REF(VAR1,1)*100,COLORRED;
胜券,COLORSTICK,COLORFF00FF;
B1:= 胜券>=0;
买: B1>REF(B1,1),COLORYELLOW;
DRAWTEXT(买,-0.2,'买'),COLORYELLOW;