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<?xml version="1.0" encoding="iso-8859-1"?>
<!-- $Revision: 1.2 $ -->
<!-- Generated by xml_proto.php v2.2. Found in /scripts directory of phpdoc. -->
<refentry id="function.runkit-constant-redefine">
<refnamediv>
<refname>runkit_constant_redefine</refname>
<refpurpose>
Redefine an already defined constant
</refpurpose>
</refnamediv>
<refsect1 role="description">
&reftitle.description;
<methodsynopsis>
<type>bool</type><methodname>runkit_constant_redefine</methodname>
<methodparam><type>string</type><parameter>constname</parameter></methodparam>
<methodparam><type>mixed</type><parameter>newvalue</parameter></methodparam>
</methodsynopsis>
</refsect1>
<refsect1 role="parameters">
&reftitle.parameters;
<para>
<variablelist>
<varlistentry>
<term><parameter>constname</parameter></term>
<listitem>
<para>
Constant to redefine. Either string indicating global constant,
or <literal>classname::constname</literal> indicating class constant.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><parameter>newvalue</parameter></term>
<listitem>
<para>
New value to assign to constant.
</para>
</listitem>
</varlistentry>
</variablelist>
</para>
</refsect1>
<refsect1 role="returnvalues">
&reftitle.returnvalues;
<para>
&return.success;
</para>
</refsect1>
<refsect1 role="seealso">
&reftitle.seealso;
<para>
<simplelist>
<member><function>runkit_constant_add</function></member>
<member><function>runkit_constant_remove</function></member>
</simplelist>
</para>
</refsect1>
</refentry>
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