ant-design/components/config-provider/demo/locale.tsx

import React, { useState } from 'react';
import type { RadioChangeEvent } from 'antd';
import {
  Button,
  Calendar,
  ConfigProvider,
  DatePicker,
  Modal,
  Pagination,
  Popconfirm,
  Radio,
  Select,
  Table,
  TimePicker,
  Transfer,
} from 'antd';
import dayjs from 'dayjs';
import 'dayjs/locale/zh-cn';
import enUS from 'antd/locale/en_US';
import zhCN from 'antd/locale/zh_CN';

dayjs.locale('en');

const { Option } = Select;
const { RangePicker } = DatePicker;

const columns = [
  {
    title: 'Name',
    dataIndex: 'name',
    filters: [
      {
        text: 'filter1',
        value: 'filter1',
      },
    ],
  },
  {
    title: 'Age',
    dataIndex: 'age',
  },
];

const Page = () => {
  const [open, setOpen] = useState(false);

  const showModal = () => {
    setOpen(true);
  };

  const hideModal = () => {
    setOpen(false);
  };

  const info = () => {
    Modal.info({
      title: 'some info',
      content: 'some info',
    });
  };

  const confirm = () => {
    Modal.confirm({
      title: 'some info',
      content: 'some info',
    });
  };

  return (
    <div className="locale-components">
      <div className="example">
        <Pagination defaultCurrent={1} total={50} showSizeChanger />
      </div>
      <div className="example">
        <Select showSearch style={{ width: 200 }}>
          <Option value="jack">jack</Option>
          <Option value="lucy">lucy</Option>
        </Select>
        <DatePicker />
        <TimePicker />
        <RangePicker style={{ width: 200 }} />
      </div>
      <div className="example">
        <Button type="primary" onClick={showModal}>
          Show Modal
        </Button>
        <Button onClick={info}>Show info</Button>
        <Button onClick={confirm}>Show confirm</Button>
        <Popconfirm title="Question?">
          <a href="#">Click to confirm</a>
        </Popconfirm>
      </div>
      <div className="example">
        <Transfer dataSource={[]} showSearch targetKeys={[]} />
      </div>
      <div className="site-config-provider-calendar-wrapper">
        <Calendar fullscreen={false} value={dayjs()} />
      </div>
      <div className="example">
        <Table dataSource={[]} columns={columns} />
      </div>
      <Modal title="Locale Modal" open={open} onCancel={hideModal}>
        <p>Locale Modal</p>
      </Modal>
    </div>
  );
};

const App: React.FC = () => {
  const [locale, setLocal] = useState(enUS);

  const changeLocale = (e: RadioChangeEvent) => {
    const localeValue = e.target.value;
    setLocal(localeValue);
    if (!localeValue) {
      dayjs.locale('en');
    } else {
      dayjs.locale('zh-cn');
    }
  };

  return (
    <div>
      <div className="change-locale">
        <span style={{ marginRight: 16 }}>Change locale of components: </span>
        <Radio.Group value={locale} onChange={changeLocale}>
          <Radio.Button key="en" value={enUS}>
            English
          </Radio.Button>
          <Radio.Button key="cn" value={zhCN}>
            中文
          </Radio.Button>
        </Radio.Group>
      </div>
      <ConfigProvider locale={locale}>
        <Page
          key={locale ? locale.locale : 'en' /* Have to refresh for production environment */}
        />
      </ConfigProvider>
    </div>
  );
};

export default App;