Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
        'I. Creer un GroupBox
        '1. Declarer la variable
        Dim myGroupBox As New GroupBox
        '2. Initializer les propriétés
        myGroupBox.Size = New Size(500, 300)
        myGroupBox.Location = New Point(10, 10)
        myGroupBox.Text = "Mon GroupBox"
        '3. Attchaer le GroupBox à ma Form (Me)
        Me.Controls.Add(myGroupBox)
        '--------------------------------------------------
        'II. Creer un RadioButton
        '1. Declarer la variable
        Dim myRadioButton As New RadioButton
        '2. Initializer les propriétés
        myRadioButton.Location = New Point(10, 100)
        myRadioButton.AutoSize = True
        myRadioButton.Text = "Mon RadioButton"
        myRadioButton.Checked = True
        '3. Attacher le RadioButton au GroupBox
        myGroupBox.Controls.Add(myRadioButton)
    End Sub