質問編集履歴
1
ソースコードの追加
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File without changes
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@@ -53,5 +53,51 @@
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53
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今のところドットインストールをに従って作成しており、swiftのバージョンの関係上ソースコードを以下のように書き換えた。
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54
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```
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56
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import UIKit
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57
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+
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58
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class ViewController: UIViewController {
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59
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+
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60
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@IBOutlet weak var timerLabel: UILabel!
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61
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@IBOutlet weak var startButton: UIButton!
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62
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@IBOutlet weak var stopButton: UIButton!
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63
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@IBOutlet weak var resetButton: UIButton!
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64
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65
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var starttime: NSTimeInterval? = nil
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66
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var timer: NSTimer?
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67
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68
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override func viewDidLoad() {
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super.viewDidLoad()
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70
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// Do any additional setup after loading the view, typically from a nib.
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71
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}
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73
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override func didReceiveMemoryWarning() {
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super.didReceiveMemoryWarning()
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// Dispose of any resources that can be recreated.
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}
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78
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func update() {
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if let t = self.starttime {
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let time: Double = NSDate.timeIntervalSinceReferenceDate() - t
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let sec: Int = Int(time)
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let msec: Int = Int((time - Double(sec)) * 100.0)
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self.timerLabel.text = NSString(format: "%02d:%02d:%02d", sec/60, sec%60, msec) as String
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}
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85
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}
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86
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87
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@IBAction func startTimer(sender: AnyObject) {
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self.starttime = NSDate.timeIntervalSinceReferenceDate()
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-
self.timer = NSTimer.scheduledTimerWithTimeInterval(0.01, target: self, selector: #selector(ViewController.update), userInfo: nil, repeats: true)
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89
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self.timer = NSTimer.scheduledTimerWithTimeInterval(0.01, target: self, selector: #selector(ViewController.update), userInfo: nil, repeats: true)
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}
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92
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@IBAction func stopTimer(sender: AnyObject) {
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}
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95
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96
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@IBAction func resetTimer(sender: AnyObject) {
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}
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99
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100
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}
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102
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```
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