baoshi-was/resources/views/demand/menu.blade.php

<div class="container-fluid nav2" id="nav2">
    <div class="card">
        <ul class="nav nav-pills">
            <li class="nav-item">
                <a target="finance/instantBill" class="nav-link" href="{{url('demand/')}}" :class="{active:isActive('demand',1)}">问题</a>
            </li>
        </ul>
    </div>
</div>