Even een Timer aanmaken, interval op 333 zetten.
Dan deze code gebruiken:
[CPP]Private Uren As Integer = 0
Private Minuten As Integer = 0
Private Seconden As Integer = 0
Private Tijd As String
Private Sub Timer1_Tick(sender As System.Object, e As System.EventArgs) Handles Timer1.Tick
If Seconden < 59 Then
Seconden += 1
Else : Seconden = 0
If Minuten < 59 Then
Minuten += 1
Else : If Uren < 23 Then
Uren += 1
Minuten = 0
Else : Uren = 0
Minuten = 0
End If
End If
End If
Dim strUren As String = Uren.ToString
Dim strMinuten As String = Minuten.ToString
Dim strSeconden As String = Seconden.ToString
If Uren < 10 Then strUren = "0" & Uren.ToString
If Minuten < 10 Then strMinuten = "0" & Minuten.ToString
If strSeconden < 10 Then strSeconden = "0" & Seconden.ToString
Tijd = strUren & ":" & strMinuten & ":" & strSeconden
End Sub[/CPP]