--- order: 7 title: zh-CN: 平滑地卸载 en-US: Smoothly Unmount --- ## zh-CN 平滑、自然的卸载提示。 ## en-US Smoothly unmount Alert upon close. ```tsx import React, { useState } from 'react'; import { Alert } from 'antd'; const App: React.FC = () => { const [visible, setVisible] = useState(true); const handleClose = () => { setVisible(false); }; return (
{visible ? ( ) : null}

placeholder text here

); }; ReactDOM.render(, mountNode); ```