创建html文件，文件内容如下：
html
<!doctype html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<meta
name="viewport"
content="width=device-width, user-scalable=no,
initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0"
/>
<meta http-equiv="X-UA-Compatible" content="ie=edge" />
<title>基础框架</title>
<script src="https://unpkg.com/vue@next"></script>
</head>
<body>
<div id="app"></div>
<script></script>
</body>
</html>使用 <script> 标签通过 CDN 来使用 Vue：
<script src="https://unpkg.com/vue@next"></script>