What’s new feature in swift 4

Question

What is the new feature available in swift 4 compare swift older version?

Answer 1

You can find from here...

https://www.raywenderlich.com/582-what-s-new-in-swift-4

https://www.google.com/amp/s/themindstudios.com/blog/swift-4-vs-swift-3-differences/amp/