---
category: 2
title: 基本
title_en: Basic
---

 zh-CN

最简单的用法。

 en-US

The most basic usage.

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

ReactDOM.render(
  <div>
    <BackTop />
    Scroll down to see the bottom-right
    <strong style={{ color: 'rgba(64, 64, 64, 0.6)' }}> gray </strong>
    button.
  </div>,
  mountNode
);
````