From c951001f6c7d85d7bc05604d6e5a701635840622 Mon Sep 17 00:00:00 2001
From: thinkphp <thinkphp@qq.com>
Date: Wed, 7 Dec 2016 17:00:25 +0800
Subject: [PATCH] =?UTF-8?q?=E6=94=B9=E8=BF=9BResponse=E7=B1=BBgetHeader?=
 =?UTF-8?q?=E6=96=B9=E6=B3=95?=
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---
 library/think/Response.php | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/library/think/Response.php b/library/think/Response.php
index e0f5d7e2..a7ebecf7 100644
--- a/library/think/Response.php
+++ b/library/think/Response.php
@@ -284,7 +284,11 @@ class Response
      */
     public function getHeader($name = '')
     {
-        return !empty($name) ? $this->header[$name] : $this->header;
+        if (!empty($name)) {
+            return isset($this->header[$name]) ? $this->header[$name] : null;
+        } else {
+            return $this->header;
+        }
     }
 
     /**