angular-docs-cn/public/docs/_examples/testing/ts/app/about.component.ts

// #docregion
import { Component } from '@angular/core';
@Component({
  template: `
  <h2 highlight="skyblue">About</h2>
  <twain-quote></twain-quote>
  <p>All about this sample</p>`
})
export class AboutComponent { }