主题：如何能查询返回后各下拉内容还存在

修改代码

        Dim bjqc As String = e.Cookies("bjqc")
        Dim bjqcs As String = DataTables("成绩").sqlGetComboListString("班级全称","学段='" & xdd & "' and 考试名称 = '" & ksmc2 & "'")
        bjqcs = bjqcs.Replace(bjqc,"[" & bjqc & "]")
        .AddSelect("bjqc", "班级全称:", bjqcs).Attribute= "onchange=""setBrands('')"" " & CL