How can I add query parameters to routerLink
?
@RouteConfig { {path: '/search', name: 'Search', component: SearchCmp} }
Let' say I want to route to /search?q=asdf
,
<a [routerLink]= " [ '/Search' , {q= 'asdf'}] ">Link 1</a>
this resolves to /search
.
Is there a way to add query parameters without using:
this.router.navigate( ['Search', { q: 'asdf'}]);
or
<a href="/search?a=asdf"> Link 2 </a>
?
Use queryParamMap to access query parameters. Another way to access query paramters in Angular is to use queryParamMap property of ActivatedRoute class, which returns an observable with a paramMap object.
What is the difference between [routerLink] and routerLink ? How should you use each one? They're the same directive. You use the first one to pass a dynamic value, and the second one to pass a static path as a string.
If u need something as /search?q=asdf
than you can simply use:
@RouteConfig { {path: '/search', name: 'Search', component: SearchCmp} } //And to generate router Links use: <a [routerLink]="['/Search']" [queryParams]="{q:'asdf'}"></a>
This will generate the href tag as <a href="/search"
but on clicking the anchor tag will lead you to url /search?q=asdf
. [queryParams] will let you add the query params with "?", otherwise they will be appended by ";". You can get this parameter in your SearchCmp
using:
constructor(private _routeParams: RouteParams) { var queryParam = this._routeParams.get('q'); }
OP (Original Poster) asked how to add query parameters via router link, not a router parameters as @SaUrAbH MaUrYa answered.
To add query parameters you need to use [queryParams]
binding:
<a [routerLink]="['/users']" [queryParams]="{ page: 1 }">next page</a>
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