ant-design/components/anchor/demo/targetOffset.md
MadCcc 6776bb8916
docs: demo support react18 (#34843)
* docs: update demo

* chore: add script

* test: fix demo test

* docs: convert demos

* chore: move script

* test: remove react-dom import

* chore: update deps

* docs: update riddle js

* test: fix image test

* docs: fix riddle demo
2022-04-03 23:27:45 +08:00

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Markdown

---
order: 5
title:
zh-CN: 设置锚点滚动偏移量
en-US: Set Anchor scroll offset
---
## zh-CN
锚点目标滚动到屏幕正中间。
## en-US
Anchor target scroll to screen center.
```tsx
import React, { useState, useEffect } from 'react';
import { Anchor } from 'antd';
const { Link } = Anchor;
const AnchorExample: React.FC = () => {
const [targetOffset, setTargetOffset] = useState<number | undefined>(undefined);
useEffect(() => {
setTargetOffset(window.innerHeight / 2);
}, []);
return (
<Anchor targetOffset={targetOffset}>
<Link href="#components-anchor-demo-basic" title="Basic demo" />
<Link href="#components-anchor-demo-static" title="Static demo" />
<Link href="#API" title="API">
<Link href="#Anchor-Props" title="Anchor Props" />
<Link href="#Link-Props" title="Link Props" />
</Link>
</Anchor>
);
};
export default () => <AnchorExample />;
```