Online PHP editor | refs for toFVY

<?php $menuData = [ '0' => ['Home'], '1' => ['About'], '2' => ['Contact'], '3' => [ 'Services' => [ 'Web Development', 'Wordpress', 'Mobile App' ], ], ]; echo "<pre>"; echo "<ul class=\"navbar-nav me-auto mb-2 mb-lg-0\">"; foreach ($menuData as $value) { $menuItems = current($value); $isSubArray = is_array($menuItems) || false; if (!$isSubArray) { echo "<li class=\"nav-item\"> <a class=\"nav-link active\" aria-current=\"page\" href=\"#\">"; echo current($value); echo "</a></li>"; } else { echo "<li class=\"nav-item dropdown\">"; echo "<a class=\"nav-link dropdown-toggle\" href=\"#\" id=\"navbarDropdown\" role=\"button\" data-bs-toggle=\"dropdown\" aria-expanded=\"false\">"; echo key($value); echo "</a>"; echo "<ul class=\"dropdown-menu\" aria-labelledby=\"navbarDropdown\">"; foreach ($menuItems as $item) { echo "<li><a class=\"dropdown-item\" href=\"#\">"; echo $item; echo "</a></li>"; } echo "</ul>"; echo "</li>"; } } echo "</ul>"; echo "</pre>";