From 6c7e4a871eaf9ea45ecd8d47826b1e94c9db7e6f Mon Sep 17 00:00:00 2001
From: Jakub Vrana <vrana@php.net>
Date: Thu, 16 Aug 2007 09:57:06 +0000
Subject: [PATCH] Simplify and secure the example (bug #42176)

git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@241299 c90b9560-bf6c-de11-be94-00142212c4b1
---
 language/variables.xml | 18 ++++++------------
 1 file changed, 6 insertions(+), 12 deletions(-)

diff --git a/language/variables.xml b/language/variables.xml
index fe3b5c8b8c..e8722e08c9 100644
--- a/language/variables.xml
+++ b/language/variables.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.95 $ -->
+<!-- $Revision: 1.96 $ -->
  <chapter xml:id="language.variables" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
   <title>Variables</title>
   
@@ -944,15 +944,13 @@ echo "$a $hello";
       <programlisting role="php">
 <![CDATA[
 <?php
-if (isset($_POST['action']) && $_POST['action'] == 'submitted') {
+if ($_POST) {
     echo '<pre>';
-    print_r($_POST);
-    echo '<a href="'. $_SERVER['PHP_SELF'] .'">Please try again</a>';
-
+    echo htmlspecialchars(print_r($_POST, true));
     echo '</pre>';
-} else {
+}
 ?>
-<form action="<?php echo $_SERVER['PHP_SELF']; ?>" method="post">
+<form action="" method="post">
     Name:  <input type="text" name="personal[name]" /><br />
     Email: <input type="text" name="personal[email]" /><br />
     Beer: <br />
@@ -961,12 +959,8 @@ if (isset($_POST['action']) && $_POST['action'] == 'submitted') {
         <option value="guinness">Guinness</option>
         <option value="stuttgarter">Stuttgarter Schwabenbräu</option>
     </select><br />
-    <input type="hidden" name="action" value="submitted" />
-    <input type="submit" name="submit" value="submit me!" />
+    <input type="submit" value="submit me!" />
 </form>
-<?php
-}
-?>
 ]]>
       </programlisting>
      </example>