UIImageView相当于⼀个相框，⽤来显⽰图⽚，⾥边可以是⼀张图⽚，也可以是⼀组图⽚

 

//

//  ViewController.m

//  UIImageView 02

//

//  Created by cqy on 16/2/15.

//  Copyright © 2016年 程清杨. All rights reserved.

//

#import "ViewController.h"

@interface ViewController (){

    UIImageView *img;

}

@end

@implementation ViewController

- (void)viewDidLoad {

    [super viewDidLoad];

    self.view.backgroundColor = [UIColor yellowColor];

    img = [[UIImageView alloc]initWithFrame:CGRectMake(100, 100, 200, 200)];

    img.backgroundColor = [UIColor whiteColor];

    // 不要将数据写⼊view

    // 准备⼀个image的数组

    NSMutableArray *imArr = [NSMutableArray array];

    // 循环⽣成image放⼊数组

    for(int i = 1; i < 4;i++){

        NSString *nameStr = [NSString stringWithFormat:@"%d",i];

        NSLog(@"-----%d",i);

           [imArr addObject:[UIImage imageNamed:nameStr]];

        }

    //执⾏⼀组所⽤时间

    img.animationDuration = 1;

    //循环三次

    img.animationRepeatCount = 3;

    // 将image数组 赋值给animationImages

    img.animationImages = imArr;

    //开始动画

    [img startAnimating];

    //结束动画

    //[img stopAnimating];

    [self.view addSubview:img];

    // Do any additional setup after loading the view, typically from a nib.

}

- (void)didReceiveMemoryWarning {

    [super didReceiveMemoryWarning];

    // Dispose of any resources that can be recreated.

}

@end