这段代码为什么不能运行出百度网页，哪里出错了

Question

import "ViewController.h"

@interface ViewController ()
@end

@implementation ViewController

{

UIWebView *webView;

}

• (void)viewDidLoad {

  [super viewDidLoad];
  webView = [[UIWebView alloc] initWithFrame:CGRectMake(0, 0, 320, 480)];
  NSURL *url = [NSURL URLWithString:@"http://www.baidu.com"];
  NSURLRequest *request = [[NSURLRequest alloc] initWithURL:url];
  [webView setUserInteractionEnabled:YES];
  [webView loadRequest:request];
    [self.view addSubview: webView];

  }

• (void)didReceiveMemoryWarning {

  [super didReceiveMemoryWarning];
  // Dispose of any resources that can be recreated.

  }

@end

Answer 1

找到答案了，ios的传输限制：