前端项目实战贰佰肆拾柒react-admin+material ui-react-admin-admin中defaultTheme设置浅色和深色

import { Admin } from 'react-admin';

const App = () => (
    <Admin
        dataProvider={dataProvider}
        theme={lightTheme}
        darkTheme={darkTheme}
        defaultTheme="light"
    >
        ...
    </Admin>
);