import { Component, OnInit } from '@angular/core'; import { ActivatedRoute } from '@angular/router'; import { USERS } from './users'; @Component({ selector: 'app-user', templateUrl: './user.component.html', styleUrls: ['./user.component.css'] }) export class UserComponent implements OnInit { user: String; constructor( private route: ActivatedRoute ) { } ngOnInit() { this.route.params.forEach(param => { this.user = USERS[param.index]; }) } }