Blocks the current thread until it can enter the System.Threading.SemaphoreSlim, using a TimeSpan that specifies the timeout, while observing a System.Threading.CancellationToken.
- timeout
- A TimeSpan that represents the number of milliseconds to wait, or a TimeSpan that represents -1 milliseconds to wait indefinitely.
- cancellationToken
- The System.Threading.CancellationToken to observe.
true if the current thread successfully entered the System.Threading.SemaphoreSlim; otherwise, false.