public void Add(
	Field item,
	ref Object Before = null,
	ref Object After = null
)

Public Sub Add ( 
	item As Field,
	Optional ByRef Before As Object = Nothing,
	Optional ByRef After As Object = Nothing
)

public:
virtual void Add(
	Field^ item, 
	Object^% Before = nullptr, 
	Object^% After = nullptr
) sealed