MACD指标的diff上穿0轴和diff 死叉dea天数的付图显示

DIFF : EMA(CLOSE,12) - EMA(CLOSE,26);
DEA  : EMA(DIFF,9),color999900;
MACD : 2*(DIFF-DEA), COLORSTICK;
上穿0:barslast(cross(DIFF,0))+1,LINETHICK0,PRECIS0,Coloryellow; 
死叉:barslast(cross(DEA,DIFF))+1,LINETHICK0,PRECIS0,Colorgreen;
DRAWTEXTABS(35,2,''+STKLABEL+' '+STKNAME+'     diff上穿0轴：'+NUMTOSTRN(上穿0,0)+' 天 , diff 死叉dea：'+NUMTOSTRN(死叉,0)+' 天'),Coloryellow;