Extensions.Descendants<T> Method (IEnumerable<T>, XName)
Silverlight
Returns a filtered collection of elements that contains the descendant elements of every element and document in the source collection. Only elements that have a matching XName are included in the collection.
Namespace: System.Xml.Linq
Assembly: System.Xml.Linq (in System.Xml.Linq.dll)
public static IEnumerable<XElement> Descendants<T>( this IEnumerable<T> source, XName name ) where T : XContainer
Type Parameters
- T
The type of the objects in source, constrained to XContainer.
Parameters
- source
- Type: System.Collections.Generic.IEnumerable<T>
An IEnumerable<T> of XContainer that contains the source collection.
- name
- Type: System.Xml.Linq.XName
The XName to match.
Return Value
Type: System.Collections.Generic.IEnumerable<XElement>An IEnumerable<T> of XElement that contains the descendant elements of every element and document in the source collection. Only elements that have a matching XName are included in the collection.
Usage Note
In Visual Basic and C#, you can call this method as an instance method on any object of type IEnumerable<T>. When you use instance method syntax to call this method, omit the first parameter.| Exception | Condition |
|---|---|
| ArgumentNullException | source is null. |
Visual Basic users can use the Language-Integrated Axes in Visual Basic (LINQ to XML) instead of using this axis method explicitly.
This method uses deferred execution.
For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.
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