Transparent UINavigationBar in Swift

Question

I am trying to make my UINavigationBar in UINavigationController transparent. I created a subclass of UINavigationController and liked

Answer 1

Xcode 8.x : Swift 3: Extension for the same Write once use throughout

extension UINavigationBar {

    func transparentNavigationBar() {
        self.setBackgroundImage(UIImage(), for: .default)
        self.shadowImage = UIImage()
        self.isTranslucent = true
    }
}