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.
Assembly: mscorlib (in mscorlib.dll)
initialCount is less than 0, or initialCount is greater than maxCount, or maxCount is equal to or less than 0.
Available since 4.5
Available since 4.0
Portable Class Library
Supported in: portable .NET platforms
Windows Phone Silverlight
Available since 8.0
Available since 8.1