Public Class Form1 Private Sub Button1_Click(ByVal sender As
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Public Class Form1 Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click Dim fact As Long Dim num As Integer Dim i As Integer 'Inicializamos nuestras variables num = TextBox1.Text fact = 1 ' Recordemos que el factorial de 0 es igual a 1, por lo cual usaremos un "IF" para este caso If num = 0 Then TextBox1.Text = 1 'Si nuestro caso no es el anterior, lo calculamos con lo siguiente Else For i = 1 To num fact = fact * i Next i End If TextBox2.Text = fact End Sub End Class
