删除本地图片

@@ -54,9 +54,9 @@ class Qiniu
         $url        = $fileType == 'image' ? $this->getImageUrl($file, $watermark) : $this->getFileDownloadUrl($file);
 
         $sys = $this->getOperateSys();
-        
+
         if($sys == 'Linux'){
-            $file = ROOT_PATH.'public/upload/'.$file;
+            $file = ROOT_PATH.'/public/upload/'.$file;
             unlink($file);//适用于linux
         }
         return [