From ecd0ff35361615395b69ac4d809bc72eeb36b5e7 Mon Sep 17 00:00:00 2001
From: thinkphp <thinkphp@qq.com>
Date: Thu, 19 Jan 2017 14:18:26 +0800
Subject: [PATCH] =?UTF-8?q?=E5=AE=8C=E5=96=84Model=E7=9A=84=E8=87=AA?=
 =?UTF-8?q?=E5=8A=A8=E5=85=B3=E8=81=94=E6=9B=B4=E6=96=B0?=
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---
 library/think/Model.php | 1 +
 1 file changed, 1 insertion(+)

diff --git a/library/think/Model.php b/library/think/Model.php
index 21fc10f0..3455b4a8 100644
--- a/library/think/Model.php
+++ b/library/think/Model.php
@@ -831,6 +831,7 @@ abstract class Model implements \JsonSerializable, \ArrayAccess
                     if ($val instanceof Model) {
                         $val->save();
                     } else {
+                        unset($this->data[$name]);
                         $model = $this->getAttr($name);
                         if ($model instanceof Model) {
                             $model->save($val);