---
title: manual
order: 3
---

![](https://gw.alipayobjects.com/mdn/rms_56cbb2/afts/img/A*oL8_S5zBKSYAAAAAAAAAAAAAARQnAQ)

`manual` 是使用手册

<Playground path="/case/area/demo/area5.ts" ratio="0"></Playground>

<Playground path="case/area/demo/interval.ts" rid="interval"></Playground>
<Playground path="case/bar/demo/bar1.ts" rid="test"></Playground>