ExtensionMethodsGetOptionalAttributeT Method (XmlReader, String, FuncString, T, T)

Gets the value of an optional attribute. If the attribute isn't present, defaultValue is returned.

Namespace: SD.LLBLGen.Pro.Core.Xml
Assembly: SD.LLBLGen.Pro.Core (in SD.LLBLGen.Pro.Core.dll) Version: 5.9.0.0 (5.9.0)

Syntax

Copy

public static T GetOptionalAttribute<T>(
	this XmlReader reader,
	string attributeName,
	Func<string, T> conversionFunc,
	T defaultValue
)

<ExtensionAttribute>
Public Shared Function GetOptionalAttribute(Of T) ( 
	reader As XmlReader,
	attributeName As String,
	conversionFunc As Func(Of String, T),
	defaultValue As T
) As T

Parameters

reader: Type: System.XmlXmlReader
The reader.
attributeName: Type: SystemString
Name of the attribute.
conversionFunc: Type: SystemFuncString, T
The conversion func.
defaultValue: Type: T
The default value.

Type Parameters

T

Return Value

Type: T

Usage Note

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

Reference

ExtensionMethods Class

GetOptionalAttribute Overload

SD.LLBLGen.Pro.Core.Xml Namespace