Gets a collection of known types for the operation.
Assembly: System.ServiceModel.Activities (in System.ServiceModel.Activities.dll)
This property should be used in conjunction with the DataContractSerializer. It is ignored if XmlSerializer is used. For more information about known types, see Data Contract Known Types. Known types specified in this property will be added to the KnownTypes collection of the corresponding OperationDescription for this operation.
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.