Extensions.Descendants<(Of <(T>)>) Method (IEnumerable<(Of <(T>)>), XName)

[ This article is for Windows Phone 8 developers. If you’re developing for Windows 10, see the latest documentation. ]

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)

Syntax

<ExtensionAttribute> _
Public Shared Function Descendants(Of T As XContainer) ( _
    source As IEnumerable(Of T), _
    name As XName _
) As IEnumerable(Of XElement)
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

Return Value

Type: System.Collections.Generic..::.IEnumerable<(Of <(XElement>)>)
An IEnumerable<(Of <(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<(Of <(T>)>). When you use instance method syntax to call this method, omit the first parameter.

Exceptions

Exception Condition
ArgumentNullException

source is nullNothingnullptra null reference (Nothing in Visual Basic).

Remarks

This method uses deferred execution.

Version Information

Windows Phone OS

Supported in: 8.1, 8.0, 7.1, 7.0

Platforms

Windows Phone

See Also

Reference

Extensions Class

Descendants Overload

System.Xml.Linq Namespace