내가 배우는 이야기

전구에 스위치로 불 키기. 확대, 축소 크기 조절 버튼 import UIKit class ViewController: UIViewController { var isZoom = false //타입 선언없음: Bool type. false: 1 var imgOff: UIImage? var imgOn: UIImage? @IBOutlet var imgView: UIImageView! @IBOutlet var btnText: UIButton! override func viewDidLoad() { super.viewDidLoad() // Do any additional setup after loading the view, typically from a nib. imgOff = UIImage(named: "lamp_..