Angular 2- using *ngIf with multiple conditions

Question

I\'m unable to selectively display links on my nav-bar. Based on who logs in (user or admin), I want to change which link shows on my nav-bar.

Below is the code for on

Answer 1

authService.userLoggedIn() or authService.adminLoggedIn() in your expression wouldn't keep your template informed about who is logged in as your function is invoked only once.

Try make them getter in your service:

  get userLoggedIn(): boolean {
    return this.who.user; // your logic
  }

Then in your template: