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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.

.NET Framework

Supported in: 4

.NET Framework Client Profile

Supported in: 4

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

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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