Returns a counted set object initialized with the contents of a given set.
Original signature is '- (id)initWithSet:(NSSet *)aSet'
Available in Mac OS X v10.0 and later.


- aSet (NSSet)
- An set of objects to add to the new set.

An initialized counted set object with the contents of aSet. The returned object might be different than the original receiver.

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