From 0ab5f30df2319920ed529508c1cd9095d7a1833d Mon Sep 17 00:00:00 2001
From: Philip Olson <philip@php.net>
Date: Tue, 18 Jan 2005 17:53:28 +0000
Subject: [PATCH] Refer to Superglobals in example and seealso.

git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@177580 c90b9560-bf6c-de11-be94-00142212c4b1
---
 reference/info/functions/getenv.xml | 12 +++++++++---
 1 file changed, 9 insertions(+), 3 deletions(-)

diff --git a/reference/info/functions/getenv.xml b/reference/info/functions/getenv.xml
index 82e6c0f6a5..fcf50be9e1 100644
--- a/reference/info/functions/getenv.xml
+++ b/reference/info/functions/getenv.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.7 $ -->
+<!-- $Revision: 1.8 $ -->
 <!-- splitted from ./en/functions/info.xml, last change in rev 1.2 -->
   <refentry id="function.getenv">
    <refnamediv>
@@ -19,7 +19,11 @@
       <programlisting role="php">
 <![CDATA[
 <?php
-$ip = getenv("REMOTE_ADDR"); // get the ip number of the user
+// Example use of getenv()
+$ip = getenv('REMOTE_ADDR');
+
+// Or simply use a Superglobal ($_SERVER or $_ENV)
+$ip = $_SERVER['REMOTE_ADDR'];
 ?>
 ]]>
       </programlisting>
@@ -33,7 +37,9 @@ $ip = getenv("REMOTE_ADDR"); // get the ip number of the user
      url="&url.cgispec;">page on environmental variables</ulink>.
     </para>
     <para>
-     See also <function>putenv</function>.
+     See also <function>putenv</function>,
+     <function>apache_getenv</function>&listendand;
+     <link linkend="language.variables.superglobals">Superglobals</link>.
     </para>
    </refsect1>
   </refentry>