ant-design/components/back-top/demo/basic.md

---
order: 0
title: 基本
---

最简单的用法。

````jsx
import { BackTop } from 'antd';

ReactDOM.render(
  <div>
    <BackTop />
    向下滚动后，见右下角灰色按钮
  </div>
, mountNode);
````
add BackTop (#2160) 2016-06-23 23:12:18 +08:00			`---`
			`order: 0`
			`title: 基本`
			`---`

update back-top doc 2016-06-24 13:53:19 +08:00			`最简单的用法。`
add BackTop (#2160) 2016-06-23 23:12:18 +08:00
			````jsx
			`import { BackTop } from 'antd';`

			`ReactDOM.render(`
update back-top doc 2016-06-24 13:53:19 +08:00			`<div>`
			`<BackTop />`
			`向下滚动后，见右下角灰色按钮`
			`</div>`
add BackTop (#2160) 2016-06-23 23:12:18 +08:00			`, mountNode);`
			````