ReaderWriterLockSlim.IsWriteLockHeld Property


Gets a value that indicates whether the current thread has entered the lock in write mode.

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

public bool IsWriteLockHeld { get; }

Property Value

Type: System.Boolean

true if the current thread has entered write mode; otherwise, false.

This property is intended for use in asserts or for other debugging purposes. Do not use it to control the flow of program execution.

The following example shows how to use the IsWriteLockHeld property to generate an assert if the current thread has entered write mode unexpectedly.

using (ReaderWriterLockSlim rwLock = new ReaderWriterLockSlim()) {
    String.Format("Thread {0} is still holding the write lock after MyFunction has finished.", 

Universal Windows Platform
Available since 8
.NET Framework
Available since 3.5
Portable Class Library
Supported in: portable .NET platforms
Windows Phone Silverlight
Available since 8.0
Windows Phone
Available since 8.1
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