Swift 4 fundamental

Question

Is swift 4 useful?

I heard it’s old and nowadays we have Swift 5 and they’re very different. Is this right ?

Answer 1

Amir Motamedi check this...
https://www.quora.com/Is-it-worth-learning-Swift-programming-in-2019

Answer 2

Yes still useful.

Answer 3

https://www.sololearn.com/post/792046/?ref=app