model .h

 #import <Foundation/Foundation.h>

 #import "AFHTTPRequestOperationManager.h"

 @interface testModel : NSObject

 @property (nonatomic, strong) NSString *code; @property (nonatomic, strong) NSString *name; @property (nonatomic, strong) NSString *status; @property (nonatomic, assign) int time;

 @property (nonatomic, strong) NSString *date;

 - (NSMutableArray *)getData:(UITableView *)tableView;

 @end

model.m
 1 #import "testModel.h"

 @implementation testModel

 - (NSMutableArray *)getData:(UITableView *)tableView{
  NSMutableArray *data_array = [[NSMutableArray alloc] init];  
 7 AFHTTPRequestOperationManager *manager = [AFHTTPRequestOperationManager manager]; 
 [manager GET:@"www.hao123.com" parameters:nil success:^(AFHTTPRequestOperation *operation, id reponseObject) {  
9 //使用打印出的字符串在网上json解析出数据结构，定义模型属性和获取方法，data数据结构外层为数组，使用数组接收
 NSLog(@"%@",[operation responseString]); 
 NSArray *array = reponseObject[@"data"]; 

 for (NSDictionary *dict in array) {
 testModel *test = [[testModel alloc] init]; 
  [test setValuesForKeysWithDictionary:dict]; 
  [data_array addObject:test]; 
  } 
  [tableView reloadData]; // 数据的接收完成是在页面显示完成之后 --> 一定要使用reloadData刷新控件的数据，

 } failure:^(AFHTTPRequestOperation *operation, NSError *error) { 
 NSLog(@"%@", error); 
  }]; 
 return data_array; 
 } 

 -(NSString *)description { 
 return [NSString stringWithFormat:@"<%@, %p>self.code = %@,  self.name = %@, self.status = %@, self.time = %d, self.date = %@",self.class, self, self.code, self.name, self.status, self.time, self.date ]; 
 }

ViewController.m

 #import "testModel.h"

 @interface ViewController () <UIScrollViewDelegate>

 {

     NSMutableArray *data_array;

 }

 @property (nonatomic ,strong) UITableView *tabV;

 @end

 @implementation ViewController

 -(void)setTabV:(UITableView *)tabV {

     if (_tabV == nil) {

         testModel *model = [[testModel alloc] init];

         _tabV = tabV;

         data_array = [model getData:_tabV];

     }

 }

 - (void)viewDidLoad {

 [super viewDidLoad];

 }

 #pragma mark------UITableViewDataSource,UITableViewDelegate

 - (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section;

 {

     [self setTabV:tableView];

     return ;

 }

 - (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath;

 {

     static NSString *cellStr = @"cellStr";

     SCTableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:cellStr];

     if (!cell)

       {

         cell = [[NSBundle mainBundle]loadNibNamed:@"SCTableViewCell" owner:nil options:nil][];

         NSLog(@"******%@******", data_array);

       }

         return cell;

 }

 -(CGFloat)tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath

 {

     return tableView.height */;

 }