iOS UIImageView

//获取本地图片

    UIImageView *imgV=[[UIImageView alloc]initWithFrame:self.view.frame];

    UIImage *imge=[UIImage imageNamed:@"456.jpg"];

    imgV.image=imge;

    [self.view addSubview:imgV];

    //获取网络图片

    NSString *urlString=@"http://pic2.ooopic.com/01/03/51/25b1OOOPIC19.jpg";

    //将网址字符串转换成url

    NSURL *url=[NSURL URLWithString:urlString];

    //将url转化成data类型

    NSData *urldata=[NSData dataWithContentsOfURL:url];

    UIImage *inmagenow=[UIImage imageWithData:urldata];

    UIImageView *imagenowV=[[UIImageView alloc]initWithFrame:CGRectMake(0, 0, 750/2, 1334/2)];

    imagenowV.image=inmagenow;

    [self.view addSubview:imagenowV];