gx

@@ -20,6 +20,9 @@ class NewsCategoryController extends BaseController
     public function lists(NewsCategoryModel $newsCategory){
         //搜索条件
         $this->map['project_id'] = $this->user['project_id'];
+        if(!isset($this->map['pid']) && empty($this->map['pid'])){
+            $this->map['pid'] = 0;
+        }
         $lists = $newsCategory->lists($this->map,$this->page,$this->row,$this->order,
             ['id','pid','name','num','alias','status','sort','remark','created_at','updated_at']);
         if(!empty($lists['list'])){