如何使导航栏在angular2中突出显示？

Question

I want to make navbar active for this i am using css but when i am going to refresh page active tab is going to remove how can i do this in angular 2?

 HTML:--


<ul class="nav navbar-nav navbar-top "
                    *ngFor="let menu of menus">
                    <li><a href="" (click)="goToPage($event)">{{menu}}
                    </a>
                    </li>
                </ul>

css:--

navigation a:FOCUS {
    box-shadow: 0 -5px 0 -4px #eee;
    color: #ffffff;
    width:30%
}

.navigation a:HOVER {
    box-shadow: 0 -5px 0 -4px #eee;
    color: #ffffff;
    width:30%
}

Answer 1

您可以使用routerLinkActive将一些CSS添加到您的活动路由中，例如：

<a routerLink="login" routerLinkActive="active-class">Login</a>

Answer 2

<ul class="nav navbar-nav navbar-top" *ngFor="let menu of menus">
     <li>
         <a routerLink="menu"  routerLinkActive="active">{{menu}}</a>
     </li>
</ul>