Swaps the mark and the selection or insertion point, so that what was marked is now the selection or insertion point, and what was the insertion point or selection is now the mark.
Original signature is '- (void)swapWithMark:(id)sender'
Available in Mac OS X v10.0 and later.


- sender (Id)
- Typically the object that invoked this 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)