Gets the value from the XML node's child elements, returning the default value of if the value doesn't exist.

Namespace: DotNetNuke.Collections
Assembly: DotNetNuke (in DotNetNuke.dll)

Syntax

C#
public static T GetValueOrDefault<T>(
	this XContainer node,
	string key,
	Func<Object, T> converter
)
Visual Basic
<ExtensionAttribute> 
Public Shared Function GetValueOrDefault(Of T) ( 
	node As XContainer,
	key As String,
	converter As Func(Of Object, T)
) As T

Parameters

node
Type: System.Xml.Linq..::..XContainer
An XML node which containers other elements.
key
Type: System..::..String
The name of the element from which to get the value.
converter
Type: System..::..Func<(Of <(<'Object, T>)>)>
A function to convert the value as an Object to a T instance.

Type Parameters

T
The type of the value to retrieve

Return Value

A T instance.

Usage Note

In Visual Basic and C#, you can call this method as an instance method on any object of type XContainer. When you use instance method syntax to call this method, omit the first parameter. For more information, see [b8020aae-374d-46a9-bcb7-8cc2390b93b6] or [175ce3ff-9bbf-4e64-8421-faeb81a0bb51].

Exceptions

ExceptionCondition
System..::..ArgumentNullExceptionnode is null

See Also