public static T Cache<T>(
	HttpContextBase context,
	string cacheName,
	Func<T> newInstanceCallback,
	TimeSpan duration
)

Public Shared Function Cache(Of T) ( _
	context As HttpContextBase, _
	cacheName As String, _
	newInstanceCallback As Func(Of T), _
	duration As TimeSpan _
) As T

public:
generic<typename T>
static T Cache(
	HttpContextBase^ context, 
	String^ cacheName, 
	Func<T>^ newInstanceCallback, 
	TimeSpan duration
)