update

@@ -157,7 +157,7 @@ class AdsController extends BaseController
         }
         }
         $is_require_num = 0;
         $is_require_num = 0;
         foreach ($target as $k=>$v){
         foreach ($target as $k=>$v){
-            if(empty($item['url'])){
+            if(empty($v['url'])){
                 unset($target[$k]);
                 unset($target[$k]);
             }
             }
         }
         }