interface

@@ -187,7 +187,7 @@ class AdminEquipmentController extends AdminBaseController{
     public function batch_export(){
         $ids=$this->request->param('ids/a');
         if (empty($ids)){
-            echo '数据为空';
+            dump('数据为空');
             exit();
         }
         $data= Db::name('equipment')->where(['id' => ['in', $ids]])->select();