VA2:=CROSS(BACKSET(CROSS(0,MACD),REF(VA1,1)+2),0.5);
VA3:=LLVBARS(MACD,BARSLAST(MACD 0)+1);
VA4:=CROSS(BACKSET(CROSS(MACD,0),REF(VA3,1)+2),0.5);
前高:=DRAWLINE(VA2,MACD,REF(VA2,1),REF(MACD,1),1);
GT:=BARSLAST(VA2);
DT:=BARSLAST(VA4);
条件A:=VA2 AND MACD REF(MACD,REF(GT,1)+1);
条件B:=VA4 AND MACD REF(MACD,REF(DT,1)+1);
选股:=条件B AND COUNT(条件A,REF(DT,1))=1;
XG:CROSS(MACD 前高 AND COUNT(选股,GT)=1,0.5);