On Thu, Mar 3, 2011 at 4:20 PM, Gerriet M. Denkmann
<gerr...@mdenkmann.de> wrote:
> But, taking my original example:
>
> NSAttributedString * attributedString = ...
> NSFont *aFont = [ attributedString attribute: NSFontAttributeName  atIndex: 0 
>  effectiveRange: NULL ];
> NSString *fontName = [aFont fontName];
> [ attributedString release ];
>
> Now aFont no longer exists.
> So fontName, being a property of the no longer existing aFont, should have 
> vanished also, shouldn't it?

Replace "should" with "could." The point is that there's no guarantee,
and you need to be prepared for the case where it does.

--Kyle Sluder
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