这是一套实盘抓双底的预警指标。不可以历史选股，盘中跳出信号只要高于信号价就搞起！！！！第二天逢高就跑

 主图

JL:=REF(V,3)>=MA(V,3)*0.8;
 BP:=L>REF(O,3)*1.01 AND REF(L,1)>REF(O,3)*1.01 AND REF(L,2)>=REF(O,3)*1.01;
 BJ:=REF(C,3)>REF(C,4) AND REF(C,3)>REF(O,3);
 AB:=BJ AND JL AND BP;
 T:=BARSLAST(AB);
 LL:=IF(T=1 OR T=2 OR T=3,L,9999);
 LT:=BARSLAST(LL=LLV(LL,T));
 VAR1:=CONST(LT)<100 AND LT>0;
 VAR2:=CONST(REF(L,LT))=CONST(L);
 XG:=VAR1 AND VAR2 AND ISLASTBAR;
 DRAWICON(XG,L*0.98,1);
 DRAWLINE(CURRBARSCOUNT=CONST(LT)+1,L,ISLASTBAR,REF(L,LT),0),COLORYELLOW,DOTLINE;
 STICKLINE(CURRBARSCOUNT=CONST(LT)+1,C,O,2,0),COLORLIMAGENTA;
 STICKLINE(CURRBARSCOUNT=CONST(LT)+1,H,L,0,0),COLORLIMAGENTA;

选股

JL:=REF(V,3)>=MA(V,3)*0.8;
 BP:=L>REF(O,3)*1.01 AND REF(L,1)>REF(O,3)*1.01 AND REF(L,2)>=REF(O,3)*1.01;
 BJ:=REF(C,3)>REF(C,4) AND REF(C,3)>REF(O,3);
 AB:=BJ AND JL AND BP;
 T:=BARSLAST(AB);
 LL:=IF(T=1 OR T=2 OR T=3,L,9999);
 LT:=BARSLAST(LL=LLV(LL,T));
 VAR1:=CONST(LT)<100 AND LT>0;
 VAR2:= CONST(REF(L,LT))=CONST(L);
 XG:VAR1 AND VAR2;