分享一个MACD在0轴上二次金叉的公式

DIFF:=EMA(CLOSE,12)-EMA(CLOSE,26);
DEA:=EMA(DIFF,9);
A0:=CROSS(DIFF,DEA);
A:=A0 AND DIFF<0;
FT:=BARSLAST(A);
B:=COUNT(A0,FT);
第二个金叉:DIFF>0 AND DEA>0 AND A0 AND B<2;