Determines whether the current thread holds the lock on the specified object.
Assembly: mscorlib (in mscorlib.dll)
This method works only for locks that are acquired by using the methods of the Monitor class, or by using the C# lock statement or the Visual Basic SyncLock statement, which are implemented with Monitor.
Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.