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Remove bogous warning

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git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@230708 c90b9560-bf6c-de11-be94-00142212c4b1
This commit is contained in:
Etienne Kneuss 2007-02-24 20:14:49 +00:00
parent 04091afcbe
commit a9b5623096
1 changed files with 1 additions and 27 deletions
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28
language/references.xml
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@ -1,5 +1,5 @@
<?xml version="1.0" encoding="iso-8859-1"?>
<!-- $Revision: 1.47 $ -->
<!-- $Revision: 1.48 $ -->
<chapter id="language.references">
<title>References Explained</title>
@ -168,32 +168,6 @@ echo $ref; // 3 - last element of the iterated array
</example>
</para>
</note>
<warning>
<para>
Complex arrays are sometimes rather copied than referenced. Thus following
example will not work as expected.
<example>
<title>References with complex arrays</title>
<programlisting role="php">
<![CDATA[
<?php
$top = array(
'A' => array(),
'B' => array(
'B_b' => array(),
),
);
$top['A']['parent'] = &$top;
$top['B']['parent'] = &$top;
$top['B']['B_b']['data'] = 'test';
print_r($top['A']['parent']['B']['B_b']); // array()
?>
]]>
</programlisting>
</example>
</para>
</warning>
<para>
The second thing references do is to pass variables
by-reference. This is done by making a local variable in a function and