1goProducts() {
2  this.router.navigate(['/products'], { queryParams: { order: 'popular' } });
3}
4
5http://localhost:4200/products?order=popular
6
7 constructor(private route: ActivatedRoute) { }
8
9  ngOnInit() {
10    this.route.queryParams
11      .filter(params => params.order)
12      .subscribe(params => {
13        console.log(params); // { order: "popular" }
14
15        this.order = params.order;
16        console.log(this.order); // popular
17      }
18    );
19  }