iOS [Swift] - iOS 15 이상 TabBar BartintColor 변경하기

AppDelegate - didFinishLaunchingWithOptions() 메소드에 아래 코드를 추가한다.

func application(_ application: UIApplication, didFinishLaunchingWithOptions launchOptions: [UIApplication.LaunchOptionsKey: Any]?) -> Bool {
        
        if #available(iOS 15.0, *) {
            let appearance = UITabBarAppearance()
            appearance.configureWithOpaqueBackground()
            
            // background color 변경
            UITabBar.appearance().backgroundColor = UIColor.purple
        }
        
        return true
    }​