主题：重复值的问题

Dim Cols1() As String = {"来源列一","来源列二","来源列三"}

Dim Cols2() As String = {"接收列一","接收列二","接收列三"}

For Each dr1 As DataRow In DataTables("表A").Select("[金额] > 100")

    Dim dr2 As DataRow = DataTables("表B").Find("编号 = '" & dr1("编号") & "'")

    If dr2 Is Nothing Then

        dr2 = = DataTables("表B").AddNew()

    End If

    For i As Integer = 0 To Cols1.Length -1

        dr2(Cols2(i)) = dr1(Cols1(i))

    Next

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