From 9e4611118b95705d4e180a7db3e441f764f5bd06 Mon Sep 17 00:00:00 2001
From: thinkphp <thinkphp@qq.com>
Date: Tue, 19 Jul 2016 18:14:05 +0800
Subject: [PATCH] =?UTF-8?q?input=E5=8A=A9=E6=89=8B=E5=87=BD=E6=95=B0?=
 =?UTF-8?q?=E7=AC=AC=E4=B8=80=E4=B8=AA=E5=8F=82=E6=95=B0=E5=A2=9E=E5=8A=A0?=
 =?UTF-8?q?=E9=BB=98=E8=AE=A4=E5=80=BC?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 helper.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/helper.php b/helper.php
index 16f3f0ed..e0af9dca 100644
--- a/helper.php
+++ b/helper.php
@@ -115,7 +115,7 @@ if (!function_exists('input')) {
      * @param string    $filter 过滤方法
      * @return mixed
      */
-    function input($key, $default = null, $filter = null)
+    function input($key = '', $default = null, $filter = null)
     {
         if (0 === strpos($key, '?')) {
             $key = substr($key, 1);