add

application/Admin/Controller/WelfareController.class.php

@@ -42,12 +42,11 @@ class WelfareController extends AdminbaseController
                     ];
                     M("welfare_rate")->add($p);
                 } else {
-                    $a = M("welfare_rate")->where('id=1')->save(['rate' => $price]);
-                    var_dump($a);
-                    die;
+                    M("welfare_rate")->where('id=1')->save(['rate' => $price]);
                 }
             }
         }
+        $this->index();
     }
 
     function index(){