index.html

<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
  <style>
    .red{
      color: red;
    }
    .green{
      color: green;
    }
  </style>
</head>

<body>
  <div id="test">
    name:{{name}}
    age:{{age}}
    <span>
      年龄:{{age}}
    </span>
    <p>
      省份:{{address.province}}
      城市:{{address.city}}
    </p>
    请输入：<input type="text" v-model="address.city">
    <ul>
      <li v-for="(item) in list">
        a:{{item.a}}
        b:{{item.b}}
      </li>
    </ul>
    <img :src="text"></img>
    <div>
      <span :class="{red: name === 'xiaoliu'}">{{text}}</span>
      <span :class="{green: age > 2}">{{text}}</span>
    </div>
  </div>
  <script type="module">
    import Due from './index.js'
    const test = new Due({
      el: 'test',
      data: {
        name: 'liushuaiyang',
        age: 20,
        address: {
          province: '河南省',
          city: '郑州市',
        },
        text:"这是一段文本",
        list: [
          {
            a: 1,
            b: 2
          },
          {
            a:2,
            b:3
          },
        ]
      },
      methods:{
        enter(){
          console.log('enter',this)
        }
      }
    });
    window.test = test;
  </script>
</body>

</html>