How to make not clickable dynamic menu for some in laravel?

I have a dynamic menu and submenu in my website and want to make not clickable menu to only those menu that have submenu.

here is code

@foreach($levels as $category)
    <li class="text-black-50">
        <a href="/category/" title=""></a>
    </li>
    @if($category->children->count() > 0)
        <li class="dropdown">
            <a href="#" class="dropdown-toggle" data-toggle="dropdown">
                <b class="caret"></b></a>
             <ul class="dropdown-menu">
                @foreach($category->children as $child)
                    <li><a href="/category/"></a></li>
                @endforeach
            </ul>
        </li>
    @else
    @endif
@endforeach

via Chebli Mohamed