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EventRegistrationTokenTable<T>::GetOrCreateEventRegistrationTokenTable Method

.NET Framework 4.5

Returns the specified event registration token table, if it is not nullptr; otherwise, returns a new event registration token table.

Namespace:  System.Runtime.InteropServices.WindowsRuntime
Assembly:  mscorlib (in mscorlib.dll)

static EventRegistrationTokenTable<T>^ GetOrCreateEventRegistrationTokenTable(
	EventRegistrationTokenTable<T>^% refEventTable


Type: System.Runtime.InteropServices.WindowsRuntime::EventRegistrationTokenTable<T>%

An event registration token table, passed by reference.

Return Value

Type: System.Runtime.InteropServices.WindowsRuntime::EventRegistrationTokenTable<T>
The event registration token table that is specified by refEventTable, if it is not nullptr; otherwise, a new event registration token table.

Use the GetOrCreateEventRegistrationTokenTable method to initialize an event registration token table in scenarios where any of several threads can create the table. If this method is called on multiple threads at the same time, the same event registration token table is returned on all threads.

.NET Framework

Supported in: 4.5

.NET for Windows Store apps

Supported in: Windows 8

.NET for Windows Phone apps

Supported in: Windows Phone 8.1, Windows Phone Silverlight 8.1, Windows Phone Silverlight 8

Windows Phone 8.1, Windows Phone 8, Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

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