SwiftyUserDefaults-封装系统本地化的框架推荐

//
//  ViewController.swift
//  Test4SwiftyUserDefaults
// 6 //  Copyright © 2017年. All rights reserved.
//

import UIKit

class ViewController: UIViewController {

  override func viewDidLoad() {
    super.viewDidLoad()
      Defaults[.userID] = "lilei";
    Defaults[.age] = 18
    Defaults[.age] += 12
     print(Defaults[.userID])
    print(Defaults[.age])
  }

}


extension DefaultsKeys{
  static let userID = DefaultsKey<String>("userID")
  static let age = DefaultsKey<Int>("age")
}

 

详见  https://github.com/radex/SwiftyUserDefaults