指标编一个选股或预警

编写要求：

指标名字是MACD改进选股指标源码DIF1:=EMA(DCLOSE,12)-EMA(DCLOSE,26);DEA1:=EMA(DIF1,9);{柱状线}AAA1:=(DIF1-DEA1)*2*60;AAA上:=IF(AAA1>REF(AAA1,1),AAA1,DRAWNULL);AAA下:=IF(AAA1

解答：

DIF1:=EMA(DCLOSE,12)-EMA(DCLOSE,26);