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app/Http/Controllers/Admins/AdverController.php

@@ -229,12 +229,13 @@ class AdverController extends Controller
         }
 
         $res->image = $res->image? getUrl($res->image) : '';
-        $res->image_group = explode(',', $res->image_group);
-        if($res->image_group){
-            foreach ($res->image_group as $k => $item){
-                $res->image_group[$k] = getUrl($item);
+        $image_group = explode(',', $res->image_group);
+        if($image_group){
+            foreach ($image_group as $k => $item){
+                $image_group[$k] = getUrl($item);
             }
         }
+        $res->image_group = $image_group;
         return showJsonSucc(1001, $res);
     }