Used as a returned value to instruct the binding engine not to perform any action.
Assembly: PresentationFramework (in PresentationFramework.dll)
A binding source property or a converter can return to instruct the binding engine not to perform any action. For example, to instruct the binding engine not to transfer a value to the binding target, not to move to the next Binding in a PriorityBinding, or not to use the FallBackValue or default value.
Windows 7, Windows Vista, Windows XP SP2, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003
The .NET Framework and .NET Compact Framework do not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.