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PhoneApplicationService.Closing Event

[ This article is for Windows Phone 8 developers. If you’re developing for Windows 10, see the latest documentation. ]

Occurs when the application is exiting.

Namespace:  Microsoft.Phone.Shell
Assembly:  Microsoft.Phone (in Microsoft.Phone.dll)
XMLNS for XAML: Not mapped to an xmlns.


Public Event Closing As EventHandler(Of ClosingEventArgs)
public event EventHandler<ClosingEventArgs> Closing
<object Closing="EventHandler<ClosingEventArgs>" .../>


This event is raised when the user uses the Back button to navigate backwards past the first page of the application. Handle this event by saving persistent state, such as settings and user data, to isolated storage.

Version Information

Windows Phone OS

Supported in: 8.1, 8.0, 7.1, 7.0


Windows Phone

See Also


PhoneApplicationService Class

Microsoft.Phone.Shell Namespace