code.flowtr.dev/mirrors/u-root@v1.0.0/docs/nav-sub.html (about)

     1  {% if not nav_item.children %}
     2  <li {% if nav_item.active %}class="active"{% endif %}>
     3      <a href="{{ nav_item.url }}">{{ nav_item.title }}</a>
     4  </li>
     5  {% else %}
     6    <li class="dropdown-submenu">
     7      <a tabindex="-1" href="">{{ nav_item.title }}</a>
     8      <ul class="dropdown-menu">
     9          {% for nav_item in nav_item.children %}
    10              {% include "nav-sub.html" %}
    11          {% endfor %}
    12      </ul>
    13    </li>
    14  {% endif %}