routerlink back angular demo code example
Example 1: ng router link
<a [routerLink]="['/user/bob']" [queryParams]="{debug: true}" fragment="education">
link to user component
</a>
Example 2: this.router.navigate
<a [routerLink]="['/', 'red-pill', {x: 'white-rabbit'}, 'neo']">
Param!
</a>