Update (Angular 6 +) The recommended way to create a singleton service has changed. It is now recommended to specify in the @Injectable decorator on the service that it should be provided in the ‘root’. This makes a lot of sense to me and there’s no need to list all the provided services in your … Read more
Maybe all other answers are for angular 2.X. Now it doesn’t work for angular 5.X. I’m working with it. with only NavigationEnd, you can not get previous url. because Router works from “NavigationStart”, “RoutesRecognized”,…, to “NavigationEnd”. You can check with router.events.forEach((event) => { console.log(event); }); But still you can not get previous url even with … Read more
Update for Angular 2 final version In app.module.ts: Add imports: import { HashLocationStrategy, LocationStrategy } from ‘@angular/common’; And in NgModule provider, add: {provide: LocationStrategy, useClass: HashLocationStrategy} Example (app.module.ts): import { NgModule } from ‘@angular/core’; import { BrowserModule } from ‘@angular/platform-browser’; import { AppComponent } from ‘./app.component’; import { HashLocationStrategy, LocationStrategy } from ‘@angular/common’; @NgModule({ declarations: … Read more
In Angular 2 you can subscribe (Rx event) to a Router instance. So you can do things like class MyClass { constructor(private router: Router) { router.subscribe((val) => /*whatever*/) } } Edit (since rc.1) class MyClass { constructor(private router: Router) { router.changes.subscribe((val) => /*whatever*/) } } Edit 2 (since 2.0.0) see also : Router.events doc class … Read more
Angular 2.0 router not working on reloading the browser