$item):
$tab = $header[$i];
$attr = array(
sprintf('data-tabset-title="%s"', strip_tags($tab['title'])),
sprintf('data-tabset-id="%s"', $tab['tabset']),
);
if(isset($tab['active']) && $tab['active'] === true):
$active = $tab['tabset'];
endif;
$content[] = sprintf("%s\n", join(' ', $attr), $item);
endforeach;
if($content):
$attr = array(
'class="tabset-content-ul"',
'data-tabset="true"',
'data-toggleOnHashChange="true"',
'data-element="tabs"',
);
if($active):
$attr[] = sprintf('data-active="%s"', $active);
endif;
printf('', join(' ', $attr), join(' ', $content));
endif;