在cell中

- (void)setModel:(SelectModel *)model {    _model = model;        if (model.isClick) {        self.chooseImage.image = [UIImage imageNamed:@"friend_select"];    }else {        self.chooseImage.image = [UIImage imageNamed:@"friend_select_no"];    }        self.avartarImage.image = [UIImage imageNamed:model.address];    self.usernameLabel.text = [NSString stringWithFormat:@"%@", model.username];    }

在控制器中

- (void)viewDidLoad {    [super viewDidLoad];        self.navigationItem.title = @"选择好友";    _dataArray = [NSMutableArray arrayWithCapacity:1];    _selectArray = [NSMutableArray arrayWithCapacity:1];    [self initWithTableView];    [self getData];    // Do any additional setup after loading the view from its nib.}- (void)initWithTableView {    self.myTableView.dataSource = self;    self.myTableView.delegate = self;        [self.myTableView registerNib:[UINib nibWithNibName:[SelectedTableViewCell identifier] bundle:nil] forCellReuseIdentifier:[SelectedTableViewCell identifier]];        self.myTableView.tableFooterView = [UIView new];    self.myTableView.separatorStyle = UITableViewCellSeparatorStyleNone;}- (void)getData {    NSArray *address = @[@"1", @"2", @"3", @"4", @"5", @"6", @"7", @"8"];    NSArray *username = @[@"李秀琴", @"曾津", @"马伦英", @"廖诗涵", @"张运", @"郑珠", @"周秀娇", @"张汝诗"];        NSMutableArray *arr = [NSMutableArray arrayWithCapacity:1];    for (int i=0; i