ant-design/components/input/demo/show-count.md

order	title
12	zh-CN en-US 带字数提示 With character counting

zh-CN

展示字数提示。

en-US

Show character counting.

import { Input } from 'antd';

const { TextArea } = Input;

const onChange = e => {
  console.log('Change:', e.target.value);
};

ReactDOM.render(
  <>
    <Input showCount maxLength={20} onChange={onChange} />
    <br />
    <br />
    <TextArea showCount maxLength={100} onChange={onChange} />
  </>,
  mountNode,
);