diff:=EMA(CLOSE,12)-EMA(CLOSE,26);
dea:=EMA(diff,9);
MA(C,8),colorwhite;
MA(C,21),coloryellow;
多头:STICKLINE(diff>dea,C,O,8,0),colorred;
STICKLINE(diff>dea,H,L,0,0),colorred;
空头:STICKLINE(diff<=dea,C,O,8,0),COLORF0F000;
STICKLINE(diff<=dea,H,L,0,0),COLORF0F000;
DRAWTEXT(crOSS(diff,dea),L-0.2,'买入'),colorwhite;
DRAWTEXT(CROSS(dea,diff),H+0.2,'卖出'),colorgreen;