On Fri, Apr 18, 2008 at 12:56 AM, Adam P Jenkins <[EMAIL PROTECTED]> wrote:
> > Can you give an example of where invoking methods on nil objects would > make sense in a non-error-path situation? I'm not trying to be > argumentative here, I'm really curious to know what Objective-C idioms take > advantage of the nil-swallows-messages behavior. Thank you. Delegate messages come to mind. If you're writing a class that may have a delegate, you can send messages like [delegate didThis] without having to be concerned about whether a delegate has actually been assigned or not. sherm-- -- Cocoa programming in Perl: http://camelbones.sourceforge.net _______________________________________________ Cocoa-dev mailing list ([email protected]) Please do not post admin requests or moderator comments to the list. Contact the moderators at cocoa-dev-admins(at)lists.apple.com Help/Unsubscribe/Update your Subscription: http://lists.apple.com/mailman/options/cocoa-dev/archive%40mail-archive.com This email sent to [EMAIL PROTECTED]
