chore: prefer named exports (#8315)

* chore: prefer named exports

* chore: fix import

src/form/demo/FieldTypeArea.vue

@@ -21,18 +21,18 @@
 import { reactive, toRefs } from 'vue';
 import { useTranslate } from '@demo/use-translate';
 import { AreaColumnOption } from '../../area';
-import AreaList from '../../area/demo/area';
-import AreaListEn from '../../area/demo/area-en';
+import { areaList } from '../../area/demo/area';
+import { areaListEn } from '../../area/demo/area-en';
 
 const i18n = {
   'zh-CN': {
     picker: '地区选择',
-    areaList: AreaList,
+    areaList,
     placeholder: '点击选择省市区',
   },
   'en-US': {
     picker: 'Area Picker',
-    areaList: AreaListEn,
+    areaList: areaListEn,
     placeholder: 'Select area',
   },
 };

src/form/demo/ValidateRules.vue

@@ -42,7 +42,7 @@
 import { reactive, toRefs } from 'vue';
 import { useTranslate } from '@demo/use-translate';
 import { FieldValidateError } from '../../field/types';
-import Toast from '../../toast';
+import { Toast } from '../../toast';
 
 const i18n = {
   'zh-CN': {