0上首次金叉

DIF:=EMA(CLOSE,12)-EMA(CLOSE,26);

DEA:=EMA(DIF,9);

MACD:=(DIF-DEA)*2 ;

JZX:=BARSLAST(CROSS(DIF,0));

XG:CROSS(DIF,DEA) AND EVERY(DIF>0,JZX) AND COUNT(CROSS(DIF,DEA),JZX)=1;