Not native and I've no idea when or if this is a good idea ... nor am I sure how much typing you want to do ... but you _could_ create a class convenience method for this
x = [Thing defaultIfNil:x]; With shorter or longer names as you see fit ... down to possibly: x = [Thing :x] I've really no idea if that syntax would work but it stands out and might be easy to use and identify in the code! -Luther > On Apr 24, 2014, at 9:33 AM, Alex Zavatone <z...@mac.com> wrote: > > I was just asked yesterday if there is any shorthand in Objective-C for "if > this thing = nil, then instantiate a new instance from the class" > > Something like this: > > NSString x; > > if ([x isEqualtoString:nil]) { > x = @"yo"; > } > > Feel free to replace NSString with any class. > > 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"; > > Thanks in advance. > - Alex > > _______________________________________________ > > 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/lutherbaker%40gmail.com > > This email sent to lutherba...@gmail.com _______________________________________________ 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