$page->isOpen() Checks if the page is open. kirby/src/Cms/Page.php#L750 $page->isOpen(): bool Return type bool Parent class Kirby\Cms\Page Example <nav role="navigation"> <ul> <?php foreach($pages as $subpage): ?> <li<?php e($subpage->isOpen(), ' class="active"') ?>> <a href="<?= $subpage->url() ?>"> <?= html($subpage->title()) ?> </a> </li> <?php endforeach ?> </ul> </nav>