Parameters

obj

The object on which to acquire the lock. [Edit]

Returns

true if the current thread acquired the lock; otherwise, false. [Edit]

Exceptions

Type	Reason
ArgumentNullException	obj is null. [Edit]

Remarks

If successful, this method acquires an exclusive lock on obj. This method returns immediately, whether or not the lock is available.

This method is equivalent to Monitor.TryEnter(object) (obj, 0).

[Edit]

Requirements

Namespace: System.Threading
Assembly: mscorlib (in mscorlib.dll)
Assembly Versions: 1.0.5000.0, 2.0.0.0