iOS开发——数据持久化Swift篇&iCloud云存储

 1 import UIKit
 2 
 3 class ViewController: UIViewController {
 4 
 5     override func viewDidLoad() {
 6         super.viewDidLoad()
 7         /**
 8         1:可以存储两种
 9                 //IOS可识别的文档
10                 
11                 //字典对象
12         */
13 
14         //     2: Ubiquity Container............数据区域
15         
16         
17         /**
18         3:
19             分成多个文件小块
20             主动请求同步
21         */
22         
23         //获取数据
24         var iCouldStore = NSUbiquitousKeyValueStore.defaultStore()
25          iCouldStore.synchronize()
26         
27         
28         //读取
29         iCouldStore.stringForKey("name")
30         iCouldStore.stringForKey("area")
31         
32         println("name: \(name)")
33         println("area: \(area)")
34         
35         
36         
37         //写数据
38         var iCouldStore = NSUbiquitousKeyValueStore.defaultStore()
39         iCouldStore.synchronize()
40         
41         iCouldStore.setString(companyName, forKey: "name")
42         iCouldStore.setString(companyArea, forKey: "area")
43         
44         
45     }
46 
47     override func didReceiveMemoryWarning() {
48         super.didReceiveMemoryWarning()
49         
50         
51     }
52 
53 
54 }