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XmlExtensionsWhereAttribute Method

Finds all attributes in an enumeration of XElement items that match the specified attributeName.

Namespace: GSF.Xml
Assembly: GSF.Core (in GSF.Core.dll) Version: 2.4.218-beta+101eee949414e414795e55a6e73d88938f0177b8
Syntax
public static IEnumerable<Tuple<XElement, string>> WhereAttribute(
	this IEnumerable<XElement> source,
	string attributeName
)
View Source

Parameters

source  IEnumerableXElement
Set of XElement values to search.
attributeName  String
Attribute name to match.

Return Value

IEnumerableTupleXElement, String
Matching sets of XElement items and associated attribute values.

Usage Note

In Visual Basic and C#, you can call this method as an instance method on any object of type IEnumerableXElement. When you use instance method syntax to call this method, omit the first parameter. For more information, see Extension Methods (Visual Basic) or Extension Methods (C# Programming Guide).
Remarks
When used in conjunction with the Is(IEnumerableTupleXElement, String, String, Boolean) extension, allows for expressions like:
C#
var globals = XDocument.Load(configFile)
    .Descendants("SettingsGroup")
    .WhereAttribute("Type").Is("Globals");
See Also