网络请求数据

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NSString *page = [NSString stringWithFormat:@"%i",_page];

    NSString *mystr2=[NSString stringWithFormat:@"http://123.57.1.143/api/user/3/feeds?p=%@",page];

    //NSLog(@"%@",mystr2);

    NSURL *url2 = [NSURL URLWithString:[mystr2 stringByAddingPercentEscapesUsingEncoding:NSUTF8StringEncoding]];

    NSURLRequest *request2 = [NSURLRequest requestWithURL:url2];

    AFHTTPRequestOperation *operation2 = [[AFHTTPRequestOperation alloc] initWithRequest:request2];

    [operation2 setCompletionBlockWithSuccess:^(AFHTTPRequestOperation *operation, id responseObject) {

        NSString *html = operation.responseString;

        NSData* data=[html dataUsingEncoding:NSUTF8StringEncoding];

        NSDictionary *dict=[NSJSONSerialization  JSONObjectWithData:data options:0 error:nil];

        //NSLog(@"获取到的数据为：%@",dict);

        _tempArray = [dict objectForKey:@"data"];

        // NSLog(@"--------%@",_tempArray);

        //

        [refreshView performSelector:@selector(endRefreshing) withObject:nil afterDelay:1];

    }failure:^(AFHTTPRequestOperation *operation, NSError *error) {

        // NSLog(@"发生错误！%@",error);

        //提示用户加载失败

    }];

    NSOperationQueue *queue2 = [[NSOperationQueue alloc] init];

    [queue2 addOperation:operation2];

网络请求数据

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原文地址：http://www.cnblogs.com/songpengpeng/p/4401511.html