html
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>01_Vue引入方式-CDN</title>
</head>
<body>
<div id="app"></div>
<!-- CDN地址 -->
<script src="https://unpkg.com/vue@next"></script>
<script>
// 使用Vue
const app = Vue.createApp({
template: `<h2>Hello World</h2>`
})
// 挂载DOM
app.mount("#app")
</script>
</body>
</html>