function recTree($parentid, $lvl)
{
$pages = Pages::findAll(['parent' => $parentid]);
$lvl++;
echo '<ul>';
foreach ($pages as $page) {
echo '<li>';
$id = $page->pid;
if ($lvl > 1) {
echo '->';
}
echo $page->title;
recTree($id, $lvl);
echo '</li>';
}
$lvl--;
echo '</ul>';
}
