卖线:=EMA(SLOPE(C,21)20+C,42);
BUY1:=crOSS(买线,卖线);
SEL:=CROSS(卖线,买线);DRAWTEXT(BUY1,LOW0.95,'B'),COLORWHITE,LINETHICK5;
DRAWTEXT (SEL,HIGH*1.05,'S'),COLORWHITE,LINETHICK5;
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STICKLINE(买线 =卖线,LOW,HIGH,0.1,0),COLORYELLOW;
STICKLINE(买线 =卖线,CLOSE,OPEN,3,3),COLORYELLOW;
STICKLINE(买线 卖线,CLOSE,OPEN,3,3),COLORGREEN;
STICKLINE(买线 卖线,LOW,HIGH,0.1,0),COLORGREEN;
STICKLINE(CROSS(买线,卖线) OR CROSS(卖线,买线),OPEN,CLOSE,2.5,0),COLORWHITE;