DIFF:=EMA(CLOSE,12) - EMA(CLOSE,26);
DEA:=EMA(DIFF,9);
JCCOUNT:=COUNT(crOSS(DIFF,DEA),BArslAST(DEA>=0));
二次金叉:CROSS(DIFF,DEA) AND DEA<0 AND COUNT(JCCOUNT=2,21)=1;
DIFF:=EMA(CLOSE,12) - EMA(CLOSE,26);
DEA:=EMA(DIFF,9);
JCCOUNT:=COUNT(crOSS(DIFF,DEA),BArslAST(DEA>=0));
二次金叉:CROSS(DIFF,DEA) AND DEA<0 AND COUNT(JCCOUNT=2,21)=1;