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SemaphoreSlim.WaitAsync Method (Int32, CancellationToken)

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

Asynchronously waits to enter the SemaphoreSlim, using a 32-bit signed integer to measure the time interval, while observing a CancellationToken.

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

public Task<bool> WaitAsync(
	int millisecondsTimeout,
	CancellationToken cancellationToken
)

Parameters

millisecondsTimeout
Type: System.Int32
The number of milliseconds to wait, or Infinite (-1) to wait indefinitely.
cancellationToken
Type: System.Threading.CancellationToken
The CancellationToken to observe.

Return Value

Type: System.Threading.Tasks.Task<Boolean>
A task that will complete with a result of true if the current thread successfully entered the SemaphoreSlim, otherwise with a result of false.

ExceptionCondition
ObjectDisposedException

The current instance has already been disposed.

ArgumentOutOfRangeException

millisecondsTimeout is a negative number other than -1, which represents an infinite time-out.

Windows Phone OS

Supported in: 8.1, 8.0

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