program 2

Private Sub cmdhitung_Click()
txtn3 = Val(txtn1) + Val(txtn2)

End Sub

Private Sub cmdkeluar_Click()
Unload Me

End Sub

Private Sub cmdlagi_Click()
txtn1.SetFocus
txtn1 = ""
txtn2 = ""
txtn3 = ""

End Sub

Private Sub txtn1_KeyPress(KeyAscii As Integer)
If KeyAscii = 13 Then
txtn2.SetFocus
End If

End Sub

Private Sub txtn2_KeyPress(KeyAscii As Integer)
If KeyAscii = 13 Then
txtn3.SetFocus
End If
End Sub