发个好指标

副图： JC:=CROSS(KDJ.K,KDJ.D); X1:=JC AND C/REF(LLV(L,10),1)<0.98 AND C!=L AND KDJ.J<20; X2:=JC AND C=LLV(C,20) AND C!=L AND KDJ.J<20 AND C<REF(L,1); XG:=X1 OR X2 AND C>5; STICKLINE(XG,0,10,1,0),COLORRED; DRAWTEXT(XG,9,'有效金叉'); 选股及预警： JC:=CROSS(KDJ.K,KDJ.D); X1:=JC AND C/REF(LLV(L,10),1)<0.98 AND C!=L AND KDJ.J<20; X2:=JC AND C=LLV(C,20) AND C!=L AND KDJ.J<20 AND C<REF(L,1); XG:X1 OR X2 AND C>5;