Returns the object in the array with the given identifier.
Original signature is '- (id)objectWithID:(id)identifier'
Available in Mac OS X v10.5 and later.


- identifier (Id)
- The identifier of one of the receiver's objects.

A reference to the identified object or nil if could not be found.

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