[손전등 앱 만들기] // // ViewController.swift // FlashApp // // Created by 윤진 on 2022/02/06. // import UIKit class ViewController: UIViewController { @IBOutlet weak var label: UILabel! @IBOutlet weak var imageview: UIImageView! override func viewDidLoad() { super.viewDidLoad() // Do any additional setup after loading the view. } @IBAction func onButtonClicked(_ sender: Any) { view.backgroundColor = UIC..