From f94e9794f066eb38d3fb10990e2f207aabff8407 Mon Sep 17 00:00:00 2001
From: Etienne Kneuss <colder@php.net>
Date: Wed, 10 Jan 2007 15:01:42 +0000
Subject: [PATCH] Complete the callback example with a note concerning php4
 users

git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@226917 c90b9560-bf6c-de11-be94-00142212c4b1
---
 language/types.xml | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/language/types.xml b/language/types.xml
index 8f41ab9216..a67cff0d63 100644
--- a/language/types.xml
+++ b/language/types.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.172 $ -->
+<!-- $Revision: 1.173 $ -->
  <chapter id="language.types">
   <title>Types</title>
 
@@ -2403,7 +2403,14 @@ call_user_func(array($obj, 'myCallbackMethod'));
       </programlisting>
      </example>
     </para>  
-   
+    <note>
+     <simpara>
+      In PHP4, you will have to use a reference to create a callback that 
+      points to the actual object, and not a copy of it. For more details,
+      see <link linkend="language.references">References Explained</link>.
+     </simpara>
+    </note>
+
    </sect2>
    
    <sect2 id="language.types.void">