在MACD公式金叉处怎么标注DIFF的值

请问老师们：在MACD公式金叉处怎么标注DIFF的值？？？

爱约股解答：

DIFF:EMA(CLOSE,12) - EMA(CLOSE,26);

DEA:EMA(DIFF,9);

MACD:2*(DIFF-DEA),COLORSTICK;

DRAWTEXT(CROSS("MACD.DIFF","MACD.DEA"),"MACD.DIFF",'DIFF:'+NUMTOSTRN("MACD.DIFF",2)),ALIGN2,COLORGREEN;