From 6d3b6bf9fc8bc88cb018ebe4d9f752127e80d7cb Mon Sep 17 00:00:00 2001
From: thinkphp <thinkphp@qq.com>
Date: Wed, 28 Sep 2016 21:04:30 +0800
Subject: [PATCH] =?UTF-8?q?=E6=94=B9=E8=BF=9B=E4=B8=80=E5=AF=B9=E4=B8=80?=
 =?UTF-8?q?=E9=A2=84=E8=BD=BD=E5=85=A5=E6=9F=A5=E8=AF=A2?=
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---
 library/think/model/Relation.php | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/library/think/model/Relation.php b/library/think/model/Relation.php
index 69b80270..22670bdd 100644
--- a/library/think/model/Relation.php
+++ b/library/think/model/Relation.php
@@ -318,11 +318,7 @@ class Relation
             }
         }
 
-        if (!isset($list[$relation])) {
-            // 设置关联模型属性
-            $list[$relation] = [];
-        }
-        $result->setAttr($relation, (new $model($list[$relation]))->isUpdate(true));
+        $result->setAttr($relation, !isset($list[$relation]) ? null : (new $model($list[$relation]))->isUpdate(true));
     }
 
     /**