UIImageView swift

//
// ViewController.swift
// UILabelTest
//
// Created by mac on 15/6/23.
// Copyright (c) 2015年 fangyuhao. All rights reserved.
//

import UIKit

class ViewController: UIViewController {

override func viewDidLoad() {
super.viewDidLoad()

var imageView = UIImageView(image: UIImage(named: "icon"))
imageView.frame = CGRectMake(10, 10, 100, 100)

imageView.animationImages = [UIImage(named: "icon"),UIImage(named: "icon2")]//为什么不可以
imageView.animationDuration = 0.5

self.view.addSubview(imageView)
// Do any additional setup after loading the view, typically from a nib.
}

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

}