How do i change navigationBar font in Swift?

Question

How do I change the NavigationBar font in Swift?

This is what I have tried so far, but receiving an error (I have correctly implemented CaviarDreams

Answer 1

Swift 4.2

Change Large Title

self.navigationController!.navigationBar.largeTitleTextAttributes = [.font: UIFont.systemFont(ofSize: 22)]

Change Small Title when layout scrolled down

self.navigationController!.navigationBar.titleTextAttributes = [.font: UIFont.systemFont(ofSize: 14)]