From 68c00dcb1a13208937382da1cd05239d1b73a922 Mon Sep 17 00:00:00 2001
From: Nikita Popov <nikic@php.net>
Date: Fri, 27 Jan 2012 16:09:45 +0000
Subject: [PATCH] Add "Casting to NULL" section back, this time with correct
 content.

git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@322850 c90b9560-bf6c-de11-be94-00142212c4b1
---
 language/types/null.xml | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/language/types/null.xml b/language/types/null.xml
index 3aff5cc9e1..1083a08eff 100644
--- a/language/types/null.xml
+++ b/language/types/null.xml
@@ -54,6 +54,17 @@ $var = NULL;
   </para>
 
  </sect2>
+ 
+ <sect2 xml:id="language.types.null.casting">
+  <title>Casting to <literal>NULL</literal></title>
+
+  <para>
+   Casting a variable to <type>null</type> using <literal>(unset) $var</literal>
+   will <emphasis>not</emphasis> remove the variable or unset its value.
+   It will only return a &null; value.
+  </para>
+
+ </sect2>
 
 </sect1>