M_CodeJam_Xml_XNodeExtensions_RequiredAttribute

XNodeExtensions.RequiredAttribute Method

Returns attribute with name name, or throws an exception if attribute does not exists.

Namespace: CodeJam.Xml
Assembly: CodeJam (in CodeJam.dll) Version: 2.1.0.0

Syntax

C#

public static XAttribute RequiredAttribute(
	this XElement element,
	XName name
)

VB

<ExtensionAttribute>
Public Shared Function RequiredAttribute ( 
	element As XElement,
	name As XName
) As XAttribute

F#

[<ExtensionAttribute>]
static member RequiredAttribute : 
        element : XElement * 
        name : XName -> XAttribute 

Parameters

 

element

Type: System.Xml.Linq.XElement
The XElement.

name

Type: System.Xml.Linq.XName
Name of the attribute.

Return Value

Type: XAttribute
Attribute with specified name.

Usage Note

In Visual Basic and C#, you can call this method as an instance method on any object of type XElement. 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).

Exceptions

 

Exception	Condition
ArgumentNullException	element or name is null.
XmlException	Attribute with specified name not found.

See Also

Reference

XNodeExtensions Class
CodeJam.Xml Namespace