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<?xml version="1.0" encoding="utf-8"?>
<!-- $Revision$ -->
<refentry xml:id="function.get-defined-functions" xmlns="http://docbook.org/ns/docbook">
<refnamediv>
<refname>get_defined_functions</refname>
<refpurpose>Returns an array of all defined functions</refpurpose>
</refnamediv>
<refsect1 role="description">
&reftitle.description;
<methodsynopsis>
<type>array</type><methodname>get_defined_functions</methodname>
<methodparam choice="opt"><type>bool</type><parameter>exclude_disabled</parameter><initializer>&true;</initializer></methodparam>
</methodsynopsis>
<para>
Gets an array of all defined functions.
</para>
</refsect1>
<refsect1 role="parameters">
&reftitle.parameters;
<variablelist>
<varlistentry>
<term><parameter>exclude_disabled</parameter></term>
<listitem>
<para>
Whether disabled functions should be excluded from the return value.
</para>
</listitem>
</varlistentry>
</variablelist>
</refsect1>
<refsect1 role="returnvalues">
&reftitle.returnvalues;
<para>
Returns a multidimensional array containing a list of all defined
functions, both built-in (internal) and user-defined. The internal
functions will be accessible via <varname>$arr["internal"]</varname>, and
the user defined ones using <varname>$arr["user"]</varname> (see example
below).
</para>
</refsect1>
<refsect1 role="changelog">
&reftitle.changelog;
<informaltable>
<tgroup cols="2">
<thead>
<row>
<entry>&Version;</entry>
<entry>&Description;</entry>
</row>
</thead>
<tbody>
<row>
<entry>8.0.0</entry>
<entry>
The default value of the <parameter>exclude_disabled</parameter> parameter
has been changed from &false; to &true;.
</entry>
</row>
<row>
<entry>7.0.15, 7.1.1</entry>
<entry>
The <parameter>exclude_disabled</parameter> parameter has been added.
</entry>
</row>
</tbody>
</tgroup>
</informaltable>
</refsect1>
<refsect1 role="examples">
&reftitle.examples;
<para>
<example>
<title><function>get_defined_functions</function> example</title>
<programlisting role="php">
<![CDATA[
<?php
function myrow($id, $data)
{
return "<tr><th>$id</th><td>$data</td></tr>\n";
}
$arr = get_defined_functions();
print_r($arr);
?>
]]>
</programlisting>
&example.outputs.similar;
<screen>
<![CDATA[
Array
(
[internal] => Array
(
[0] => zend_version
[1] => func_num_args
[2] => func_get_arg
[3] => func_get_args
[4] => strlen
[5] => strcmp
[6] => strncmp
...
[750] => bcscale
[751] => bccomp
)
[user] => Array
(
[0] => myrow
)
)
]]>
</screen>
</example>
</para>
</refsect1>
<refsect1 role="seealso">
&reftitle.seealso;
<para>
<simplelist>
<member><function>function_exists</function></member>
<member><function>get_defined_vars</function></member>
<member><function>get_defined_constants</function></member>
<member><function>get_declared_classes</function></member>
</simplelist>
</para>
</refsect1>
</refentry>
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