tablbView中section的间距

- (CGFloat)tableView:(UITableView *)tableView heightForFooterInSection:(NSInteger)section
{
    if (section == 3) {
        return 0;
    }
    return 10;
}

- (UIView *)tableView:(UITableView *)tableView viewForFooterInSection:(NSInteger)section
{
    UIView *view=[[UIView alloc]initWithFrame:CGRectMake(0, 0, DEVW, 20)];
    view.backgroundColor = ViewLineColor;

    return view;
}