ant-design/components/input/demo/textarea-show-count.md
章鱼 7fd093bd0a
docs: feat components TS demo (#34742)
* docs: add general components TS demo

* docs: add layout components TS demo

* docs: add navigation components TS demo

* docs: add data entry components TS demo

* chore(deps): add types for qs

* docs: add data display TS demo

* docs: add feedback components TS demo

* docs: add other components TS demo

* chore(deps): add types

* docs: unified demo code style

* docs: fix lint error

* docs: add demo TS type

* docs: fix demo TS type

* test: update snapshot

* docs: fix TS demo

* feat: update Rate character type

* docs: fix lint error

* feat: update Rate character type

* feat: update Rate character type
2022-05-19 09:46:26 +08:00

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Markdown

---
order: 12
title:
zh-CN: 带字数提示的文本域
en-US: Textarea with character counting
---
## zh-CN
展示字数提示。
## en-US
Show character counting.
```tsx
import React from 'react';
import { Input } from 'antd';
const { TextArea } = Input;
const onChange = (e: React.ChangeEvent<HTMLTextAreaElement>) => {
console.log('Change:', e.target.value);
};
const App: React.FC = () => (
<TextArea showCount maxLength={100} style={{ height: 120 }} onChange={onChange} />
);
export default App;
```