An action method to close the receiver.
Original signature is '- (void)close:(id)sender'
Available in Mac OS X v10.0 and later.


- sender (Id)
- A user interface element, such as a button or menu item, that invokes the action method.

- Available in Monobjc Bridge: 10.6 (For Mac OS X 10.6 and later), 10.5 (For Mac OS X 10.5 and later)