Upload组件在Form中应用,会处于受控状态,所以默认值如FileList的初始化须要通过Form的setFieldsValue办法来设

const [form] = Form.useForm();form.setFieldsValue({    banner: [{ uid: uuid().toString(), name: imageURL, status: 'done', url: imageURL}],}) <Form.Item    label="Banner图"    name="banner"    valuePropName="fileList"    getValueFromEvent={normFile}><Upload    name="bannerUpload"    customRequest={uploadHandler}    >        <Button icon={<UploadOutlined />}>上传图片</Button></Upload></Form.Item>