iOS 11 UISearchBar background color

Question

I understand that this question has been asked many, many times on SO. However, as Apple does best, with the release of iOS 11, they seem to ha

Answer 1

This code changes the background color of the text field.

Swift 4

func application(_ application: UIApplication, didFinishLaunchingWithOptions launchOptions: [UIApplicationLaunchOptionsKey: Any]?) -> Bool {
        
        //background color of text field
         UITextField.appearance(whenContainedInInstancesOf: [UISearchBar.self]).backgroundColor = .cyan
        
        }

This is the result