From 46ea48642a00c4c1594c85ce5e92c89293599a80 Mon Sep 17 00:00:00 2001
From: thinkphp <thinkphp@qq.com>
Date: Tue, 27 Mar 2018 13:34:38 +0800
Subject: [PATCH] =?UTF-8?q?=E6=94=B9=E8=BF=9BResponse=E7=B1=BBcreate?=
 =?UTF-8?q?=E6=96=B9=E6=B3=95?=
MIME-Version: 1.0
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---
 library/think/Response.php | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/library/think/Response.php b/library/think/Response.php
index f14bbcfd..c5c15209 100644
--- a/library/think/Response.php
+++ b/library/think/Response.php
@@ -69,9 +69,7 @@ class Response
      */
     public static function create($data = '', $type = '', $code = 200, array $header = [], $options = [])
     {
-        $type = empty($type) ? 'null' : strtolower($type);
-
-        $class = false !== strpos($type, '\\') ? $type : '\\think\\response\\' . ucfirst($type);
+        $class = false !== strpos($type, '\\') ? $type : '\\think\\response\\' . ucfirst(strtolower($type));
         if (class_exists($class)) {
             $response = new $class($data, $code, $header, $options);
         } else {