swift手记-1

//
//  ViewController.swift
//  mylearn
//
//  Created by myhaspl 16/1/17.
//  Copyright (c) 2016年 myhaspl. All rights reserved.
//

import Cocoa

class ViewController: NSViewController {
    var nowvalue:Bool=true

    override func viewDidLoad() {
        super.viewDidLoad()

        // Do any additional setup after loading the view.
    }

    override var representedObject: AnyObject? {
        didSet {
        // Update the view,if already loaded.
        }
    }


    @IBOutlet weak var helloButton: NSButton!
    @IBAction func showHello(sender: AnyObject) {
        if nowvalue {
            self.helloButton.title="您好，世界"
            nowvalue=false
        }
        else{
            self.helloButton.title="hello,world"
            nowvalue=true
        }
    }
}

反复按下hello,world按钮，将轮流显示中英文