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SemaphoreSlim.WaitAsync Method

.NET Framework 4.5

Asynchronously waits to enter the SemaphoreSlim.

Namespace:  System.Threading
Assembly:  mscorlib (in mscorlib.dll)

public Task WaitAsync()

Return Value

Type: System.Threading.Tasks.Task
A task that will complete when the semaphore has been entered.

.NET Framework

Supported in: 4.5.2, 4.5.1, 4.5

.NET for Windows Store apps

Supported in: Windows 8

.NET for Windows Phone apps

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

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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