Add information about negative keys.

git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@249445 c90b9560-bf6c-de11-be94-00142212c4b1

reference/array/functions/array-fill.xml

@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.12 $ -->
+<!-- $Revision: 1.13 $ -->
 <refentry xml:id="function.array-fill" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
   <refname>array_fill</refname>
@@ -82,7 +82,9 @@
 <![CDATA[
 <?php
 $a = array_fill(5, 6, 'banana');
+$b = array_fill(-2, 2, 'pear');
 print_r($a);
+print_r($b);
 ?>
 ]]>
     </programlisting>
@@ -98,12 +100,25 @@ Array
     [9]  => banana
     [10] => banana
 )
+Array
+(
+    [-2] => pear
+    [0] => pear
+)
 ]]>
     </screen>
    </example>
   </para>
  </refsect1>
 
+ <refsect1 role="notes">
+  &reftitle.notes;
+  <para>
+   See also the <link linkend="language.types.array">Arrays</link> 
+   section of manual for a detailed explanation of negative keys.
+  </para>
+ </refsect1>
+ 
  <refsect1 role="seealso">
   &reftitle.seealso;
   <para>