//

// ViewController.swift

// 首选项数据读写

//

// Created by mac on 15/7/12.

// Copyright (c) 2015年 fangyuhao. All rights reserved.

//

import UIKit

class ViewController: UIViewController {

@IBOutlet weak var btnSave: UIButton!@IBOutlet weak var inputText: UITextView!@IBOutlet weak var outputText: UITextView!var ud:NSUserDefaults!override func viewDidLoad() {    super.viewDidLoad()    // Do any additional setup after loading the view, typically from a nib.    ud = NSUserDefaults.standardUserDefaults()    if let value:AnyObject = ud.objectForKey("data"){        outputText.text = value as! String    }else{        outputText.text = "No value"    }}override func didReceiveMemoryWarning() {    super.didReceiveMemoryWarning()    // Dispose of any resources that can be recreated.}@IBAction func btnSaveClicked(sender: AnyObject) {    ud.setObject(inputText.text, forKey: "data")    println("saved")}

}