更新不能换行问题

server/app/Admin/Controllers/WinnowController.php

@@ -183,7 +183,7 @@ class WinnowController extends AdminController
             $form->number('sort');
             $form->textarea('pinyin_content')->saving(function ($item) use(&$form){
                 // var_dump($form->sd_image);
-                $item = preg_replace('/[^\p{L}\p{N}]/u', '', $item);
+                $item = preg_replace('/[^\p{L}\p{N}\r\n]/u', '', $item);
                 return (new AiController())->extracted($item,1,'zhengda.oss-cn-chengdu.aliyuncs.com/'.$form->sd_image);
             });
             $form->file('pdf_path','PDF')->disk('oss')->autoUpload()->saving(function ($res) {