From e562cb4080158c0cd76e07f7275a828cb72b4f7f Mon Sep 17 00:00:00 2001
From: thinkphp <thinkphp@qq.com>
Date: Sat, 17 Sep 2016 11:27:35 +0800
Subject: [PATCH] =?UTF-8?q?=E6=94=B9=E8=BF=9Bmodel=E7=B1=BBsave=E6=96=B9?=
 =?UTF-8?q?=E6=B3=95=E5=AF=B9=E5=AD=97=E6=AE=B5=E7=9A=84=E5=88=A4=E6=96=AD?=
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---
 library/think/Model.php | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/library/think/Model.php b/library/think/Model.php
index f1c91582..47f90d47 100644
--- a/library/think/Model.php
+++ b/library/think/Model.php
@@ -631,9 +631,8 @@ abstract class Model implements \JsonSerializable, \ArrayAccess
 
         // 检测字段
         if (!empty($this->field)) {
-            $this->db();
             foreach ($this->data as $key => $val) {
-                if (!in_array($key, $this->field)) {
+                if (!in_array($key, $this->field) && !array_key_exists($key, $this->field)) {
                     unset($this->data[$key]);
                 }
             }