no html working before <router-outlet> tag code example

Example 1: ng router link

<a [routerLink]="['/user/bob']" [queryParams]="{debug: true}" fragment="education">
  link to user component
</a>

Example 2: routerlink example

<a class="nav-link" [routerLink]="['/home']" (click)="doSomeLogic()">Home</a>