Public Class Form1

    Private Sub Form1_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load

    End Sub

    Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
        Dim i As Integer
        Label1.Text = Nothing

        For i = 1 To 5 'five odd numbers will be displayed
            Label1.Text = Label1.Text & vbCrLf & CStr(2 * i - 1)

            'this action is performed authomatically
            'each time at the end of the loop:
            'i = i + 1
        Next

    End Sub

    Private Sub Label1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Label1.Click

    End Sub
End Class