主题：请教：文本框控件光标控制

1、

 测试有效啊，不行，请上传例子。

 输入内容以后，用右键有效啊

Select Case e.KeyCode
    Case Keys.right
        If e.Sender.SelectionStart >= 0  AndAlso e.Sender.SelectionStart <2 Then
            e.Sender.SelectionStart = 3
            e.Sender.SelectionLength = 2
            e.cancel = True
        ElseIf e.Sender.SelectionStart >= 3  AndAlso e.Sender.SelectionStart <5 Then
            e.Sender.SelectionStart = 6
            e.Sender.SelectionLength = 2
            e.cancel = True
        End If
End Select