import React from 'react'; import ReactDOM from 'react-dom'; import TimePicker2 from '..'; import dayjs from 'dayjs'; interface IState { value: any; } interface IProps { onChange: (value: any) => void; } class ControlledTimePicker2 extends React.Component { onSelect = value => { this.setState({ value }); this.props.onChange(value); }; state = { value: dayjs('12:00:00', 'HH:mm:ss', true), }; render() { return ; } } ReactDOM.render( console.log(val.format('HH:mm:ss'))} />, document.getElementById('time-picker2-demo-3'), );