From 7059ad069dd86c39622b30a74008b9d6408b2389 Mon Sep 17 00:00:00 2001
From: thinkphp <thinkphp@qq.com>
Date: Fri, 6 Mar 2015 12:12:13 +0800
Subject: [PATCH] =?UTF-8?q?Input=E7=B1=BB=E5=A2=9E=E5=8A=A0env=E6=96=B9?=
 =?UTF-8?q?=E6=B3=95=E8=8E=B7=E5=8F=96=E7=8E=AF=E5=A2=83=E5=8F=98=E9=87=8F?=
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---
 library/think/input.php | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/library/think/input.php b/library/think/input.php
index 2940eaf5..0620e5bf 100644
--- a/library/think/input.php
+++ b/library/think/input.php
@@ -134,6 +134,18 @@ class Input {
         return self::getData($name,$GLOBALS,$filter,$default);
     }
 
+    /**
+     * 获取环境变量
+     * @access public
+     * @param string $name 数据名称
+     * @param string $default 默认值     
+     * @param string $filter 过滤方法   
+     * @return mixed
+     */
+    static public function env($name='',$default=null,$filter='') {
+        return self::getData($name,$_ENV,$filter,$default);
+    }
+
     /**
      * 获取系统变量 支持过滤和默认值
      * @access public