导入vue.js
<script src="https://cdn.jsdelivr.net/npm/vue@2/dist/vue.js"></script>
创建一个标签
<div id="app">{{message}}</div>
接管标签内容，创建vue实例
<script type="text/javascript">var app=new Vue({el: '#app',data: {message: 'hello world'}})
</script>
完整代码
<!DOCTYPE html>
<html lang="en">
<head><meta charset="UTF-8"><title>Title</title>
<script src="https://cdn.jsdelivr.net/npm/vue@2/dist/vue.js"></script>
</head>
<body><div id="app">{{message}}</div>
</body><script type="text/javascript">var app=new Vue({el: '#app',data: {message: 'hello world'}})</script>
</html>
效果图
数据驱动的web界面
