angular s easy examples

import { Component, OnInit } from '@angular/core';

@Component({
  selector: 'app-example',
  templateUrl: './example.component.html',
  styleUrls: ['./example.component.css']
})
export class ExampleComponent implements OnInit {
  constructor() { }

  ngOnInit() { }
}<!-- ./components/example/example.component.html -->

<h1>{{ username }}</h1>
<span>Change Name: </span><input [(ngModel)]="username">
<h3>Posts: {{ totalPosts }}</h3>
<ul>
<hr/>
<div *ngFor="let post of allPosts; let i=index">
  <button (click)="deletePost(i)">DELETE</button>
  <h6>{{ post.title }}</h6>
  <p>{{ post.body }}</p>
  <hr/>
</div>
</ul><!-- app.component.html -->

<ul>
  <li routerLink="/A">Go to A!</li>
  <li routerLink="/B">Go to B!</li>
</ul>
<router-outlet></router-outlet>