tableViewheaderview

UILabel *headerTitle = [[UILabel alloc] init];
headerTitle.text = NSLocalizedString(@"profile_language_limit", @"语言最多只能选择3个");
headerTitle.textColor = [UIColor colorNamed:@"secondaryTextColor"];
headerTitle.font = [UIFont fontWithName:@"Roboto-Regular" size:11];;

UIView *headerView = [[UIView alloc] initWithFrame:CGRectMake(0, 0, self.view.bounds.size.width, 40)];
headerView.backgroundColor = [UIColor colorNamed:@"mainBackgroundColor"];
[headerView addSubview:headerTitle];
[headerTitle mas_makeConstraints:^(MASConstraintMaker *make) {
    make.leading.mas_equalTo(16);
    make.centerY.equalTo(headerView);
}];
self.tableView.tableHeaderView = headerView;