SyndicationFeed.ElementExtensions SyndicationFeed.ElementExtensions SyndicationFeed.ElementExtensions SyndicationFeed.ElementExtensions Property

Definition

Ruft die Elementerweiterungen für den Feed auf. Gets the element extensions for the feed.

public:
 property System::ServiceModel::Syndication::SyndicationElementExtensionCollection ^ ElementExtensions { System::ServiceModel::Syndication::SyndicationElementExtensionCollection ^ get(); };
public System.ServiceModel.Syndication.SyndicationElementExtensionCollection ElementExtensions { get; }
member this.ElementExtensions : System.ServiceModel.Syndication.SyndicationElementExtensionCollection
Public ReadOnly Property ElementExtensions As SyndicationElementExtensionCollection

Property Value

Examples

Im folgenden Codebeispiel wird veranschaulicht, wie einer SyndicationFeed-Instanz Elementerweiterungen hinzugefügt werden.The following code shows how to add element extensions to a SyndicationFeed instance.

SyndicationFeed feed = new SyndicationFeed();

// Add several different types of element extensions
feed.ElementExtensions.Add("simpleString", "", "hello, world!");
feed.ElementExtensions.Add("simpleString", "", "another simple string");

// DataContractExtension is a user-defined type marked with the DataContractAttribute
feed.ElementExtensions.Add( new DataContractExtension() {Key = "X", Value = 4});

// XmlSerializerExtension is a user-defined type that defines a ToString() method
feed.ElementExtensions.Add( new XmlSerializerExtension() {Key = "Y", Value = 8}, new XmlSerializer(typeof(XmlSerializerExtension)));

feed.ElementExtensions.Add(new XElement("xElementExtension", new XElement("Key", new XAttribute("attr1", "someValue"), "Z"),
    new XElement("Value", new XAttribute("attr1", "someValue"), "15")).CreateReader());
Dim feed As New SyndicationFeed()

' Add several different types of element extensions.
feed.ElementExtensions.Add("simpleString", "", "hello, world!")
feed.ElementExtensions.Add("simpleString", "", "another simple string")

'  DataContractExtension is a user-defined type marked with the DataContractAttribute
feed.ElementExtensions.Add(New DataContractExtension With {.Key = "X", .Value = 4})

'  XmlSerializerExtension is a user-defined type that defines a ToString() method
feed.ElementExtensions.Add(New XmlSerializerExtension With {.Key = "Y", .Value = 8}, New XmlSerializer(GetType(XmlSerializerExtension)))

feed.ElementExtensions.Add(New XElement("xElementExtension", _
                            New XElement("Key", New XAttribute("attr1", "someValue"), "Z"), _
                            New XElement("Value", New XAttribute("attr1", "someValue"), "15")).CreateReader())

Remarks

Elementerweiterungen sind gültige XML-Elemente, die nicht in der Spezifikation Atom 1.0 oder RSS 2.0 definiert werden.Element extensions are valid XML elements that are not specified in either the Atom 1.0 or RSS 2.0 specifications. Sie können jedes gültige XML-Element als Erweiterung hinzufügen, sofern sich dessen Namespace vom übergeordneten Namespace unterscheidet.You can add any valid XML element as an extension, provided its namespace is different from the enclosing namespace.

<mg:MyElement xmlns:mg="http://myserver/elements" />

Ein Beispiel für das Hinzufügen von elementerweiterungen, finden Sie unter den Loosely-Typed Erweiterungen Beispiel.For an example of adding element extensions, see the Loosely-Typed Extensions sample.

Applies to