XmlHelperGetAttributeValueT - метод

public static T GetAttributeValue<T>(
	XAttribute attribute,
	Func<string, T> parseFromString,
	T defaultValue = null
)

Public Shared Function GetAttributeValue(Of T) ( 
	attribute As XAttribute,
	parseFromString As Func(Of String, T),
	Optional defaultValue As T = Nothing
) As T

public:
generic<typename T>
static T GetAttributeValue(
	XAttribute^ attribute, 
	Func<String^, T>^ parseFromString, 
	T defaultValue = nullptr
)

static member GetAttributeValue : 
        attribute : XAttribute * 
        parseFromString : Func<string, 'T> * 
        ?defaultValue : 'T 
(* Defaults:
        let _defaultValue = defaultArg defaultValue null
*)
-> 'T