import { NgModule } from '@angular/core'; import { RouterModule } from '@angular/router'; // 组件 import { undefinedComponent } from './undefined/undefined.component'; // 定义常量 路由 const routes: any = [ { path: 'undefined', component: undefinedComponent } ]; @NgModule({ imports: [ RouterModule.forChild(routes) ], providers: [], declarations: [undefinedComponent] }) export class undefinedModule {}