异步请求与异步刷新

异步请求

[NSURLConnection sendAsynchronousRequest:request queue:[[NSOperationQueue alloc]init] completionHandler:^(NSURLResponse *response, NSData *data, NSError *connectionError) {

        //可以看data里的值

        NSLog(@"data = %@",[[NSString alloc] initWithData:data encoding:4]);

 }];

异步刷新

[self.tableView performSelectorOnMainThread:@selector(reloadData) withObject:self waitUntilDone:YES];

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异步请求与异步刷新

原文：http://5828666.blog.51cto.com/5818666/1433718