主题：[求助]请老师帮忙改下代码

Dim nms As String() = {"牌号","母卷号"} '指定生成目录树的各列 

Dim qts As String() = {"'","'"} '指定将各列的值括起来的符号,这里都是字符型,所以都是单引号 

Dim trv As WinForm.TreeView = e.Sender 

Dim flt As String 

Dim nd As WinForm.TreeNode 

For Each nd In e.node.allNodes '清除子节点的选中标记 

    nd.Checked = False 

Next 

nd = e.Node.ParentNode 

Do While nd IsNot Nothing '清除父节点的选中标记 

    nd.Checked = False 

    nd = nd.ParentNode 

Loop 

For Each nd In trv.AllNodes 

    If nd.Checked  Then 

        Dim rts() As String = nd.FullPath.Split("\") 

        Dim val As String = ""

        For i As Integer = 0 To rts.length - 1

            If val > "" Then

                val = val & " And "

            End If

            val = val & nms(i) & " = " & qts(i) & rts(i) & qts(i)

        Next

        If flt > "" Then

            flt = flt & " Or (" & val & ")"

        Else

            flt = val

        End If

    End If

Next

Tables("工序合并表").Filter  = flt