Treenode-Tags zur verwendung abfragen [für Anfänger]

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Private Sub TreeView1_NodeMouseClick(ByVal sender As Object, ByVal e As System.Windows.Forms.TreeNodeMouseClickEventArgs) Handles TreeView1.NodeMouseClick
        Dim varOpen As String
        Dim n As TreeNode
        n = e.Node
        If n.Tag Is Nothing Then Exit Sub
        varOpen = n.Tag.ToString()
        Select Case varOpen
        'Dann mit den cases die treenode-tags abfragen 
            Case "Beispiel"
        'Verarbeitung.....
        End Select
        End Sub