通达信准确买卖点公式

（未测不知有未来函数否，不放自已检测一下）

MA3:MA(CLOSE,4),ColorFFFfff,linethick1;

angel:=EMA(C,2),colorf00ff0;

devil:EMA(SLOPE(C,21)*20+C,42),POINTDOT,colorf00ff0,linethick3;

BU:=CROSS(angel,devil);

SEL:=CROSS(devil,angel);

STICKLINE(CROSS(angel,devil) OR CROSS (devil,angel),OPEN,CLOSE,5,0),colorblue,linethick4;

DRAWTEXT(BU,LOW*0.99,'买'),coloryellow,linethick3;

DRAWTEXT(sel,HIGH*1.03,'卖'),color00ff00,linethick3;