import UIKit

    class ViewController: UIViewController {


    @IBOutlet var ftest: UILabel!
    @IBOutlet var Username: UITextField?
    @IBOutlet var Password: UITextField!

    @IBAction func SignIn(_ sender: Any) {
        if(Username!.text, isEqual: "Hello")
    }
    //this code above is the code I tried to do based on a video and it did not work.

    override func viewDidLoad() {
        super.viewDidLoad()

    }
}

@IBAction func SignIn(_ sender: Any) {
     if(Username!.text == "Hello" || Username!.text == "UK") {
          print("Hi")
     }
}