> On Jul 7, 2015, at 01:37 , Quincey Morris > <[email protected]> wrote: > > On Jul 7, 2015, at 01:33 , Rick Mann <[email protected]> wrote: >> >> Yeah, there doesn't seem to be an elegant way to do it > > Actually, there is: > >> let thumbURL: String? = >> { >> for imgD in images >> { >> if let isHero = imgD["is_hero"] as? Bool where isHero, >> let t = imgD["thumbnail_signed_src"] as? String >> { >> return t >> } >> } >> >> return nil >> } () > > Or, if you prefer, instead of using a closure, you can define a nested > function and call it to get the initial value.
I tried it as a closure. The problem arises when you want to initialize more than one variable in that block of work. -- Rick Mann [email protected] _______________________________________________ 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: https://lists.apple.com/mailman/options/cocoa-dev/archive%40mail-archive.com This email sent to [email protected]
