angular 分离app.module.ts代码

 1 import { NgModule } from ‘@angular/core‘;
 2 import { CommonModule } from "@angular/common";//<--NgIf、NgFor等指令
 3 import { FormsModule } from "@angular/forms"; //<-- NgModel lives here 双向绑定
 4 import { HeroesComponent } from ‘./heroes.component‘
 5 import { HeroDetailComponent } from ‘./hero-detail.component‘;
 6 
 7 
 8 @NgModule({
 9     imports: [
10         CommonModule,
11         FormsModule
12     ],
13     declarations: [
14         HeroesComponent,
15         HeroDetailComponent
16     ]
17 })
18 
19 export class HeroModule { }