Is it possible to compile Latest Swift version on older Xcode?

Question

For instance, I would play around Swift 4.2, but I don\'t want to use Xcode 10 beta version, I have Xcode 9.4.1.

I wonder if there is any way do it, is it p

Answer 1

If all you want to do is play around with Swift 4, you could also use the IBM Swift Sandbox which always has the most recent snapshot.