From 4b6a39f6d3d95c36bd31ff56a125927f6c18f4b6 Mon Sep 17 00:00:00 2001
From: thinkphp <thinkphp@qq.com>
Date: Thu, 22 Dec 2016 23:57:47 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E6=AD=A3?=
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---
 library/think/model/relation/BelongsToMany.php | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/library/think/model/relation/BelongsToMany.php b/library/think/model/relation/BelongsToMany.php
index a832c5d5..37d07eec 100644
--- a/library/think/model/relation/BelongsToMany.php
+++ b/library/think/model/relation/BelongsToMany.php
@@ -239,9 +239,11 @@ class BelongsToMany extends Relation
         $result = false;
         foreach ($dataSet as $key => $data) {
             if (!$samePivot) {
-                $pivot = isset($pivot[$key]) ? $pivot[$key] : [];
+                $pivotData = isset($pivot[$key]) ? $pivot[$key] : [];
+            } else {
+                $pivotData = $pivot;
             }
-            $result = $this->attach($data, $pivot);
+            $result = $this->attach($data, $pivotData);
         }
         return $result;
     }