Swift3.0
AppDelegate.swift
//
// AppDelegate.swift
// Utility012_3.0
//
// Created by KimikoWatanabe on 2016/08/24.
// Copyright © 2016年 FaBo, Inc. All rights reserved.
//
import UIKit
@UIApplicationMain
class AppDelegate: UIResponder, UIApplicationDelegate {
var window: UIWindow?
var myUserDafault:UserDefaults = UserDefaults()
func application(_ application: UIApplication, didFinishLaunchingWithOptions launchOptions: [NSObject: AnyObject]?) -> Bool {
// Override point for customization after application launch.
//登録されているUserDefaultに+1する
let count:Int = myUserDafault.integer(forKey: "VisitCount") + 1
//+1した値を登録する
myUserDafault.set(count, forKey: "VisitCount")
return true
}
}
ViewController.swift
//
// ViewController.swift
// Utility012_3.0
//
// Created by KimikoWatanabe on 2016/08/24.
// Copyright © 2016年 FaBo, Inc. All rights reserved.
//
import UIKit
class ViewController: UIViewController {
override func viewDidLoad() {
super.viewDidLoad()
// 背景を青色に設定.
self.view.backgroundColor = UIColor.cyan
//UserDefaultの生成.
let myUserDafault:UserDefaults = UserDefaults()
//登録されているUserDefaultから訪問数を呼び出す.
let count:Int = myUserDafault.integer(forKey: "VisitCount")
//取り出した訪問数を表示するためのUILabel.
let myLabel:UILabel = UILabel()
myLabel.text = "\(count)回目の訪問です"
myLabel.sizeToFit()
myLabel.center = CGPoint(x: self.view.frame.width/2, y: self.view.frame.height/2)
self.view.addSubview(myLabel)
}
}
Swift 2.3
AppDelegate.swift
//
// AppDelegate.swift
// Utility012_2.3
//
// Created by KimikoWatanabe on 2016/08/24.
// Copyright © 2016年 FaBo, Inc. All rights reserved.
//
import UIKit
@UIApplicationMain
class AppDelegate: UIResponder, UIApplicationDelegate {
var window: UIWindow?
var myUserDafault:NSUserDefaults = NSUserDefaults()
func application(application: UIApplication, didFinishLaunchingWithOptions launchOptions: [NSObject: AnyObject]?) -> Bool {
// Override point for customization after application launch.
//登録されているUserDefaultに+1する
let count:Int = myUserDafault.integerForKey("VisitCount") + 1
//+1した値を登録する
myUserDafault.setObject(count, forKey: "VisitCount")
return true
}
}
ViewController.swift
//
// ViewController.swift
// Utility012_2.3
//
// Created by KimikoWatanabe on 2016/08/24.
// Copyright © 2016年 FaBo, Inc. All rights reserved.
//
import UIKit
class ViewController: UIViewController {
override func viewDidLoad() {
super.viewDidLoad()
// 背景を青色に設定.
self.view.backgroundColor = UIColor.cyanColor()
//UserDefaultの生成.
let myUserDafault:NSUserDefaults = NSUserDefaults()
//登録されているUserDefaultから訪問数を呼び出す.
let count:Int = myUserDafault.integerForKey("VisitCount")
//取り出した訪問数を表示するためのUILabel.
let myLabel:UILabel = UILabel()
myLabel.text = "\(count)回目の訪問です"
myLabel.sizeToFit()
myLabel.center = CGPoint(x: self.view.frame.width/2, y: self.view.frame.height/2)
self.view.addSubview(myLabel)
}
}
2.3と3.0の差分
UIColorの参照方法が変更(UIColor.grayColor()->UIColor.gray)
CGRect,CGPointの初期化方法の変更(CGRectMake,CGPointMakeの廃止)
NSUserDefaultsの廃止、UserDefaultに変更
http://docs.fabo.io/swift/utility/img/util012.png
Reference
UserDefaults Class
https://developer.apple.com/reference/foundation/userdefaults
Reference
UserDefaults Class
https://developer.apple.com/reference/foundation/userdefaults
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