求iOS 大神看一下这段代码，麻烦解释一下

Question

UIView *view = ({
UIView *videoView = [UIView new];
videoView.backgroundColor = [UIColor clearColor];
CGFloat screenWid = [UIScreen mainScreen].bounds.size.width;
videoView.frame = CGRectMake(0, 100, screenWid, screenWid * 9.0 / 16.0);
[self.view addSubview:videoView];

    videoView;
});

Answer 1

指针赋值有错误吧，应该是这样