import type { CountdownProps } from 'antd'; import { Col, Row, Statistic } from 'antd'; import React from 'react'; const { Countdown } = Statistic; const deadline = Date.now() + 1000 * 60 * 60 * 24 * 2 + 1000 * 30; // Dayjs is also OK const onFinish: CountdownProps['onFinish'] = () => { console.log('finished!'); }; const onChange: CountdownProps['onChange'] = (val) => { if (typeof val === 'number' && 4.95 * 1000 < val && val < 5 * 1000) { console.log('changed!'); } }; const App: React.FC = () => ( ); export default App;