正文
设置ios中imageView图片自适应，
小程序：扫一扫查出行【扫一扫了解最新限行尾号】
复制小程序
UIIimageView *imageView = [UIImageView alloc]init];
[imageView setContentScaleFactor:[[UIScreen mainScreen] scale]];
imageView.contentMode = UIViewContentModeScaleAspectFill;
imageView.autoresizingMask = UIViewAutoresizingFlexibleHeight;
imageView.clipsToBounds = YES;
设置图片的显示格式不会出现拉伸或者变形的情况
