syncblock/resources/views/layouts/main-header-recursive.blade.php

@if (isset($menu['child']) && count($menu['child']) > 0)
    <ul>
        @foreach($menu['child'] as $secondMenu)
            <li class="{{ empty($secondMenu['child']) ? '' : 'dropdown' }}">
                <a href="{{ $secondMenu['PageUri'] }}">{{ $secondMenu['MenuName'] }}</a>
                @include('views.layouts.main-header-recursive', [ 'menu' => $secondMenu ])
            </li>
        @endforeach
    </ul>
@endif