{k值在80之下在20之上的所有阴线} barslast(cross(kdj.j,kdj.k))>1 and barslast(cross(kdj.j,kdj.k))<8 and kdj.k>ref(kdj.k,1)and kdj.j>ref(kdj.j,1)and kdj.k<80 and kdj.k>=20 and o>c; 20210311
阳线:=c>o and c>ref(c,1);阴线:=o>c and c(c,1);选股a:阴线 and ref(阴线,1)and ref(阳线,2)and ref(阴线,3);选股b:barslastcount(阴线>0)=3 and ref(阳线,3)and ref(阴线,4)and ref(阴线,5)and ref(阳线,6)and ref(阴线,7);