ant-design/components/time-picker/demo/addon.md

order, title

order	title
6	zh-CN en-US 附加内容 Addon

zh-CN

在 TimePicker 选择框底部显示自定义的内容。

en-US

Render addon contents to timepicker panel's bottom.

import { TimePicker, Button } from 'antd';

ReactDOM.render(
  <TimePicker
    addon={panel => (
      <Button size="small" type="primary" onClick={() => panel.close()}>
        Ok
      </Button>
    )}
  />
, mountNode);