- (void)viewDidLoad
{
    [super viewDidLoad];
    arr = [NSArray arrayWithObjects:@"aaa", @"bbb", @"ccc", @"ddd", @"eee", @"fff", nil];
    myTableView = [[UITableView alloc]initWithFrame:CGRectMake(20, 130, 280, 220)];
    [myTableView registerClass:[CustomCell class] forCellReuseIdentifier:@"Cell"];
    myTableView.delegate = self;
    myTableView.dataSource = self;
    [self.view addSubview:myTableView];
}

- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath
{
    static NSString* cellIdentifier = @"Cell";
    CustomCell* cell = (CustomCell *)[tableView dequeueReusableCellWithIdentifier:cellIdentifier];
    if (cell == nil) {
        cell = [[CustomCell alloc]initWithStyle:UITableViewCellStyleDefault reuseIdentifier:cellIdentifier];
    }
    cell.customLabel.text = [arr objectAtIndex:indexPath.row];
    return cell;
}

- (id)init{
    self = [super init];
    if (self){
        self.backgroundColor = [UIColor redColor];
        //But in ViewController, cell is not red.
    }
    return self;
}