import { Edit, SimpleForm, TextInput, required } from 'react-admin';

export const PostEdit = () => (
    <Edit title={<PostTitle />}>
        <SimpleForm>
            <TextInput source="title" validate={[required()]} fullWidth />
            <TextInput source="teaser" validate={[required()]} defaultValue="Lorem Ipsum" multiline fullWidth />
        </SimpleForm>
    </Edit>
);

运行结果