import { NgModule } from '@angular/core'; import { CommonModule } from '@angular/common'; import { Routes, RouterModule } from '@angular/router'; import { DetailComponent } from './detail.component'; const routes: Routes = [ { path: 'detail', component: DetailComponent } ]; @NgModule({ declarations: [], imports: [CommonModule, RouterModule.forChild(routes)], exports: [RouterModule] }) export class DetailRoutingModule {}