VB.NET -在按钮单击事件中访问在运行时创建的组合框的值

Dim comboBox As New ComboBox()
comboBox.Items.Add("Value 1")
comboBox.Items.Add("Value 2")
comboBox.Items.Add("Value 3")
' 设置组合框的位置和大小
comboBox.Location = New Point(10, 10)
comboBox.Size = New Size(100, 20)
' 将组合框添加到窗体中
Me.Controls.Add(comboBox)

Private Sub Button_Click(sender As Object, e As EventArgs) Handles Button.Click
    Dim selectedValue As String = comboBox.SelectedItem.ToString()
    MessageBox.Show("Selected Value: " & selectedValue)
End Sub