From b90b6a1ecb769316f69f86a1a98e4270e0604def Mon Sep 17 00:00:00 2001
From: thinkphp <thinkphp@qq.com>
Date: Fri, 26 Oct 2018 16:22:16 +0800
Subject: [PATCH] =?UTF-8?q?=E6=94=B9=E8=BF=9B?=
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---
 library/think/model/relation/BelongsToMany.php | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/library/think/model/relation/BelongsToMany.php b/library/think/model/relation/BelongsToMany.php
index 28dc64c2..ab1d8dc1 100644
--- a/library/think/model/relation/BelongsToMany.php
+++ b/library/think/model/relation/BelongsToMany.php
@@ -522,14 +522,13 @@ class BelongsToMany extends Relation
     /**
      * 判断是否存在关联数据
      * @access public
-     * @param mixed $data  数据 可以使用关联模型对象 或者 关联对象的主键
+     * @param  mixed $data  数据 可以使用关联模型对象 或者 关联对象的主键
      * @return Pivot
      * @throws Exception
      */
     public function attached($data)
     {
         if ($data instanceof Model) {
-            // 根据关联表主键直接写入中间表
             $relationFk = $data->getPk();
             $id         = $data->$relationFk;
         } else {