Windows Dev Center

SemaphoreSlim Constructor (Int32, Int32)

Initializes a new instance of the SemaphoreSlim class, specifying the initial and maximum number of requests that can be granted concurrently.

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

public SemaphoreSlim(
	int initialCount,
	int maxCount
)

Parameters

initialCount
Type: System.Int32
The initial number of requests for the semaphore that can be granted concurrently.
maxCount
Type: System.Int32
The maximum number of requests for the semaphore that can be granted concurrently.

ExceptionCondition
ArgumentOutOfRangeException

initialCount is less than 0, or initialCount is greater than maxCount, or maxCount is equal to or less than 0.

Windows Phone OS

Supported in: 8.1, 8.0

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