From 8d65e16047aed71459bfc8a6328e4b7bf968db1b Mon Sep 17 00:00:00 2001
From: thinkphp <thinkphp@qq.com>
Date: Mon, 14 Nov 2016 22:44:18 +0800
Subject: [PATCH] =?UTF-8?q?=E6=94=B9=E8=BF=9Binput=E5=8A=A9=E6=89=8B?=
 =?UTF-8?q?=E5=87=BD=E6=95=B0?=
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---
 helper.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/helper.php b/helper.php
index b81970c7..02d8761a 100644
--- a/helper.php
+++ b/helper.php
@@ -125,7 +125,7 @@ if (!function_exists('input')) {
         }
         if ($pos = strpos($key, '.')) {
             // 指定参数来源
-            list($method, $key) = explode('.', $key);
+            list($method, $key) = explode('.', $key, 2);
             if (!in_array($method, ['get', 'post', 'put', 'patch', 'delete', 'param', 'request', 'session', 'cookie', 'server', 'env', 'path', 'file'])) {
                 $key    = $method . '.' . $key;
                 $method = 'param';