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MulticastDelegate.RemoveImpl Method

Removes an element from the invocation list of this MulticastDelegate that is equal to the specified delegate.

Namespace: System
Assembly: mscorlib (in mscorlib.dll)

protected override sealed Delegate RemoveImpl (
	Delegate value
protected final Delegate RemoveImpl (
	Delegate value
protected override final function RemoveImpl (
	value : Delegate
) : Delegate
Not applicable.



The delegate to search for in the invocation list.

Return Value

If value is found in the invocation list for this instance, then a new Delegate without value in its invocation list; otherwise, this instance with its original invocation list.

Exception typeCondition


Cannot create an instance of an abstract class, or this member was invoked with a late-binding mechanism.

Windows 98, Windows Server 2000 SP4, Windows CE, Windows Millennium Edition, Windows Mobile for Pocket PC, Windows Mobile for Smartphone, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition

The Microsoft .NET Framework 3.0 is supported on Windows Vista, Microsoft Windows XP SP2, and Windows Server 2003 SP1.

.NET Framework

Supported in: 3.0, 2.0, 1.1, 1.0

.NET Compact Framework

Supported in: 2.0, 1.0

XNA Framework

Supported in: 1.0