import { ActivatedRoute } from '@angular/router';
export class ExampleComponent implements OnInit {
constructor(private router: ActivatedRoute) { }
ngOnInit() {
this.router.queryParams.subscribe(res=>{
console.log(res) //will give query params as an object
})
}
}constructor(private router: Router) { }
public myMethodChangingQueryParams() {
const queryParams: Params = { myParam: 'myNewValue' };
this.router.navigate(
[],
{
relativeTo: activatedRoute,
queryParams: queryParams,
queryParamsHandling: 'merge', // remove to replace all query params by provided
});
}// Make sure to import and define the Angular Router and current Route in your constructor
constructor(
private router: Router,
private route: ActivatedRoute
) {}
...
...
...
// Take current queryParameters from the activated route snapshot
const urlParameters = Object.assign({}, this.route.snapshot.queryParams);
// Need to delete a parameter ?
delete urlParameters.parameterName;
// Need to add or updated a parameter ?
urlParameters.parameterName = newValue;
// Update the URL with the Angular Router with your new parameters
this.router.navigate([], { relativeTo: this.route, queryParams: urlParameters });//in your HTML code :
<a href="javascript:;" routerLink="/link/params">
My link
</a>
// app-routing.module.ts:
//in your Routes array :
{path: '/link/:paramsName', component: MyComponent }