با کد نویسی هم اینطوریه :
PublicClass Form1
FriendWithEvents t AsNew System.Windows.Forms.Timer
Dim count AsInteger = 0
PrivateSub Form1_FormClosed(ByVal sender AsObject, ByVal e As System.Windows.Forms.FormClosedEventArgs) HandlesMe.FormClosed
MsgBox("total life : " & count & " MS")
EndSub
PrivateSub Form1_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) HandlesMyBase.Load
t.Interval = 1
t.Enabled = True
EndSub
PrivateSub t_Tick(ByVal sender AsObject, ByVal e As System.EventArgs) Handles t.Tick
count += 1
EndSub
EndClass