@angular/router

isActive

function

stablesince v21.1

Returns a computed signal of whether the given url is activated in the Router.

API

function isActive(  url: string | UrlTree,  router: Router,  matchOptions: IsActiveMatchOptions,): Signal<boolean>;

Signal<boolean>

Returns a computed signal of whether the given url is activated in the Router.

As the router state changes, the signal will update to reflect whether the url is active.

@paramurlstring | UrlTree

@paramrouterRouter

@parammatchOptionsIsActiveMatchOptions

@returnsSignal<boolean>

Returns a computed signal of whether the given url is activated in the Router.

As the router state changes, the signal will update to reflect whether the url is active.