5_Navigation Bar

5

//
//  ViewController.swift
//  Navigation Bar
//
//  Created by ZC on 16/1/9.
//  Copyright © 2016年 ZC. All rights reserved.
//

import UIKit

class ViewController: UIViewController {

    var time = 0

    func result() {

        time++
        print(time)

    }

    override func viewDidLoad() {
        super.viewDidLoad()

        var timer = NSTimer()

        timer = NSTimer.scheduledTimerWithTimeInterval(1, target: self, selector: Selector("result"), userInfo: nil, repeats: true)

    }

    override func didReceiveMemoryWarning() {
        super.didReceiveMemoryWarning()
        // Dispose of any resources that can be recreated.
    }

}

项目：5_Navigation Bar