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<?xml version="1.0" encoding="utf-8"?>
<!-- $Revision$ -->
<refentry xml:id="function.uopz-rename" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
<refnamediv>
<refname>uopz_rename</refname>
<refpurpose>Rename a function at runtime</refpurpose>
</refnamediv>
<refsynopsisdiv>
&uopz.warn.removed.function-5-0-0;
</refsynopsisdiv>
<refsect1 role="description">
&reftitle.description;
<methodsynopsis>
<type>void</type><methodname>uopz_rename</methodname>
<methodparam><type>string</type><parameter>function</parameter></methodparam>
<methodparam><type>string</type><parameter>rename</parameter></methodparam>
</methodsynopsis>
<methodsynopsis>
<type>void</type><methodname>uopz_rename</methodname>
<methodparam><type>string</type><parameter>class</parameter></methodparam>
<methodparam><type>string</type><parameter>function</parameter></methodparam>
<methodparam><type>string</type><parameter>rename</parameter></methodparam>
</methodsynopsis>
<para>
Renames <parameter>function</parameter> to <parameter>rename</parameter>
</para>
<note>
<para>
If both functions exist, this effectively swaps their names
</para>
</note>
</refsect1>
<refsect1 role="parameters">
&reftitle.parameters;
<variablelist>
<varlistentry>
<term><parameter>class</parameter></term>
<listitem>
<para>
The name of the class containing the function
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><parameter>function</parameter></term>
<listitem>
<para>
The name of an existing function
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><parameter>rename</parameter></term>
<listitem>
<para>
The new name for the function
</para>
</listitem>
</varlistentry>
</variablelist>
</refsect1>
<refsect1 role="returnvalues">
&reftitle.returnvalues;
<para>
</para>
</refsect1>
<refsect1 role="examples">
&reftitle.examples;
<example>
<title><function>uopz_rename</function> example</title>
<programlisting role="php">
<![CDATA[
<?php
uopz_rename("strlen", "original_strlen");
echo original_strlen("Hello World");
?>
]]>
</programlisting>
&example.outputs;
<screen>
<![CDATA[
11
]]>
</screen>
</example>
<example>
<title><function>uopz_rename</function> class example</title>
<programlisting role="php">
<![CDATA[
<?php
class My {
public function strlen($arg) {
return strlen($arg);
}
}
uopz_rename(My::class, "strlen", "original_strlen");
echo My::original_strlen("Hello World");
?>
]]>
</programlisting>
&example.outputs;
<screen>
<![CDATA[
11
]]>
</screen>
</example>
</refsect1>
</refentry>
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