Gets and sets a value that specifies whether to serialize extensions within the Atom 1.0 namespace.
Assembly: System.ServiceModel (in System.ServiceModel.dll)
The default value of this property is true. When this property is true, any properties in the SyndicationFeed class that cannot be represented in the RSS 2.0 format are serialized within the Atom 1.0 namespace; otherwise these properties are not be serialized.
Available since 3.5
Available since 2.0