短期:=100*(C-LLV(L,5))/(HHV(C,5)-LLV(L,5)),COLORWHITE;
中期:=100*(C-LLV(L,10))/(HHV(C,10)-LLV(L,10)),COLORYELLOW;
中长期:=100*(C-LLV(L,20))/(HHV(C,20)-LLV(L,20)),COLORMAGENTA;
长期:=100*(C-LLV(L,30))/(HHV(C,30)-LLV(L,30)),COLORRED,LINETHICK2;
XG:短期=0 AND 长期=0 AND 中期=0 AND 中长期=0;
下面为通达信四线归零选股指标公式演示图片