Swift version: 5.2
Swift 3.0 introduced the biggest changes to the language since it was released, and it’s 100% guaranteed to cause your current code to break unless you had written some extraordinarily trivial apps.
I went over the changes in more detail in my article What’s new in Swift 3.0?, but here are the headline changes:
completion: nilmuch any more.
SPONSORED Announcing NSSpain 2020: Remote Edition! An online, continuous conference for iOS developers. We’ll start on Thursday and finish on Friday, with talks, activities, and lots of fun for 36 hours, non-stop. Sound good? Join us!
Available from iOS 7.0
This is part of the Swift Knowledge Base, a free, searchable collection of solutions for common iOS questions.
Link copied to your pasteboard.