thinkphp 导航栏高亮

// 控制器中
public function index()
{
    $this->assign('current_url', request()->url());
    return $this->fetch();
}

<!-- 视图中 -->
<ul class="nav">
    <li class="{{ $current_url == '/index' ? 'active' : '' }}">首页</li>
    <li class="{{ $current_url == '/about' ? 'active' : '' }}">关于我们</li>
    <li class="{{ $current_url == '/contact' ? 'active' : '' }}">联系我们</li>
</ul>

// 控制器中
public function index()
{
    $this->assign('current_controller', request()->controller());
    $this->assign('current_action', request()->action());
    return $this->fetch();
}

<!-- 视图中 -->
<ul class="nav">
    <li class="{{ $current_controller == 'Index' && $current_action == 'index' ? 'active' : '' }}">首页</li>
    <li class="{{ $current_controller == 'About' && $current_action == 'index' ? 'active' : '' }}">关于我们</li>
    <li class="{{ $current_controller == 'Contact' && $current_action == 'index' ? 'active' : '' }}">联系我们</li>
</ul>