How do I see which version of Swift I'm using?

Question

I just created a new Swift project within Xcode. I am wondering which version of Swift it\'s using.

How can I see, in Xcode or the terminal, what version of Swift I

Answer 1

This reddit post helped me: https://www.reddit.com/r/swift/comments/4o8atc/xcode_8_which_swift/d4anpet

Xcode 8 uses Swift 3.0 as default. But you can turn on Swift 2.3. Go to project's Build Settings and set 'Use Legacy Swift Language Version' to YES.

Good old reddit :)