import { NgModule } from '@angular/core'; import { RouterModule, Routes } from '@angular/router'; import { PageNotFoundComponent } from './page-not-found/page-not-found.component'; const appRoutes: Routes = [ { path: '', redirectTo: '/heroes', pathMatch: 'full' }, { path: '**', component: PageNotFoundComponent } ]; @NgModule({ imports: [ RouterModule.forRoot( appRoutes, { enableTracing: true } // <-- debugging purposes only ) ], exports: [ RouterModule ] }) export class AppRoutingModule {}