DIF:EMA(CLOSE,12)-EMA(CLOSE,26);
 DEA:EMA(DIF,9),COLORYELLOW;
 MACD:=(DIF-DEA)*2,COLORWHITE;
 _MACD红柱_:IF(MACD>REF(MACD,1),MACD,DRAWNULL),
 STICK,COLORRED,LINETHICK1;
 _MACD绿柱_:IF(MACD  STICK,COLORGREEN,LINETHICK1;

低位金叉:=CROSS(DIF,DEA) AND DIF<-0.1;
 JCCOUNT:=COUNT(CROSS(DIF,DEA),BARSLAST(DEA>=0));
二次金叉:=CROSS(DIF,DEA) AND DEA<0 AND COUNT(JCCOUNT=2,21)=1;

A1:=BARSLAST(REF(CROSS(DIF,DEA),1));
底背离:=REF(CLOSE,A1+1)>CLOSE AND DIF>REF(DIF,A1+1) AND CROSS(DIF,DEA);
底背:DRAWLIN