Public Property ExtraData As Object

Dim instance As NavigationOptions
Dim value As Object
 
instance.ExtraData = value
 
value = instance.ExtraData

public object ExtraData {get; set;}

public read-write property ExtraData: TObject; 

public function get,set ExtraData : Object

public: __property Object* get_ExtraData();
public: __property void set_ExtraData( 
   Object* value
);

public:
property Object^ ExtraData {
   Object^ get();
   void set (    Object^ value);
}