On Apr 24, 2014, at 12:44 PM, Jens Alfke wrote: > > On Apr 24, 2014, at 7:33 AM, Alex Zavatone <z...@mac.com> wrote: > >> And we messed around a bit looking for any shorthand and though it looked >> like a terrible idea since the comparison is done against integers using the >> ternary operator, I'd like to know exactly why it's a terrible idea. >> NSString x; >> x = (x) ?: @"yo"; > > It’s not a terrible idea; I use this pattern a lot. > > The ternary operator doesn’t just work on integers. It’s like “if”, it takes > any expression that can be interpreted as a boolean. For a pointer the test > is implicitly the same as “x != nil”. The example you gave is exactly > equivalent to > if (x) > x = x; > else > x = @“yo”; > > —Jens
That's exactly what I was wondering. I'll consider this a blessing of its legitimacy. Awesome! _______________________________________________ Cocoa-dev mailing list (Cocoa-dev@lists.apple.com) 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: https://lists.apple.com/mailman/options/cocoa-dev/archive%40mail-archive.com This email sent to arch...@mail-archive.com
