Private Sub Form1_Closing(ByVal sender As Object, ByVal e As System.ComponentModel.CancelEventArgs) Handles MyBase.Closing
If MsgBox("請注意看關閉的視窗", MsgBoxStyle.Question + MsgBoxStyle.OKCancel, "關閉") = MsgBoxResult.OK Then
Dim d As Double
For d = 1 To 0 + 0.2 Step -0.2
System.Threading.Thread.Sleep(50)
Application.DoEvents()
Me.Opacity = d
Me.Refresh()
Next d
Else
e.Cancel = True
End If
''1.設視窗為Form1
''2.將變數命名為d
''3.依物件名稱適當更改程式碼
End Sub
--蓝色小铺（http://www.blueshop.com.tw/SkillBoard/show.asp?repno=1232&page=1&PgmType=ASP.NET）
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