一、news.component.ts

import { Component, OnInit } from '@angular/core';
@Component({
  selector: 'app-news',
  templateUrl: './news.component.html',
  styleUrls: ['./news.component.css']
})
export class NewsComponent implements OnInit {
  title = "我是一个组件--ts";
  userInfo = {
    name: "张三",
    age: 18,
  };
  constructor() {}
  ngOnInit(): void {
  }
}

二、news.component.html

<p>{{title}}</p>
<p>姓名:{{userInfo.name}}</p>
<p>年龄:{{userInfo.age}}</p>