import React, { useState } from 'react'; import ReactDOM from 'react-dom'; import TimePicker2 from '..'; import dayjs from 'dayjs'; const preset = [ { label: '此刻', value: () => new Date(), }, ]; function Picker() { const [ value, onChange ] = useState(dayjs('12:00:00', 'HH:mm:ss', true)); // @ts-ignore return ; } ReactDOM.render(, document.getElementById('time-picker2-demo-9'));