Swift: NotificationCenter 用法 --- swift3.0

//

// ViewController.swift

// TestNotify

// Created by huangtao on 2017/6/30.

// Copyright ? 2017年 huangtao. All rights reserved.

// Swift 3.0

import UIKit

class ViewController: UIViewController {

@IBOutlet weak var btnSend: UIButton!

override func viewDidLoad() {

super.viewDidLoad()

btnSend.addTarget(self,action: #selector(btnSendFun(_:)),for: UIControlEvents.touchUpInside)

NotificationCenter.default.addObserver(self,selector: #selector(notifyFun(note:)),name: NSNotification.Name(rawValue:"test"),object: nil);

}

func notifyFun(note:Notification){

print(" note:(note.object as! String)")

}

func btnSendFun(_ btn:UIButton) {

NotificationCenter.default.post(name: NSNotification.Name(rawValue:"test"),object: "222221");

}

deinit {

NotificationCenter.default.removeObserver(self);

}

override func didReceiveMemoryWarning() {

super.didReceiveMemoryWarning()

// Dispose of any resources that can be recreated.

}

}

（编辑：李大同）

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