Creating IBOutlet's for UILabel's and UIButton for the app user interface

Localization-Tutorial-ViewController.swift

class ViewController: UIViewController {
  
    @IBOutlet weak var lblHeader: UILabel!
    @IBOutlet weak var btnChangeLangauge: UIButton!
    @IBOutlet weak var lblCurrentLanguage: UILabel!
  
override func viewDidLoad() {
        super.viewDidLoad()
 }
  
  @IBAction func changeLanguage(_ sender: Any) {
     
 }
  
 override func didReceiveMemoryWarning() {
        super.didReceiveMemoryWarning()
        // Dispose of any resources that can be recreated.
    }
}