上传多返回filename

addons/cos/controller/Index.php

@@ -278,7 +278,7 @@ class Index extends Controller
             $data['storage'] = 'cos';
             Attachment::create($data, true);
 
-            $this->success("上传成功", '', ['url' => $url, 'fullurl' => cdnurl($url, true)]);
+            $this->success("上传成功", '', ['url' => $url, 'fullurl' => cdnurl($url, true),'filename' => $attachment->filename]);
         }
         return;
     }