Protected Overridable Sub InsertItem( _
   ByVal index As Integer, _
   ByVal item As T _
) 

Dim instance As TextElementCollection(Of T)
Dim index As Integer
Dim item As T
 
instance.InsertItem(index, item)

protected virtual void InsertItem( 
   int index,
   T item
)

protected procedure InsertItem( 
    index: Integer;
    item: T
); virtual; 

protected function InsertItem( 
   index : int,
   item : T
);

protected: virtual void InsertItem( 
   int index,
   T* item
) 

protected:
virtual void InsertItem( 
   int index,
   T^ item
)