Gavin Kistner
10/5/2006 7:18:00 PM
From: py [mailto:codecraig@gmail.com]
> what does the question mark at the end of a method name represent?
> i've seen what ! does....what is ?
It is a convention that indicates that the method is likely to return a
boolean value.
! is a convention that indicates that the method is 'dangerous',
possibly modifying the receiving instance or doing other drastic things.