get-defined-functions.xml

<?xml version="1.0" encoding="utf-8"?>
<!-- $Revision$ -->
<!-- EN-Revision: c44475e1fafcbee203ed4935a6d5d7a01379fcdc Maintainer: daijie Status: ready -->
<!-- CREDITS: mowangjuanzi -->
<refentry xml:id="function.get-defined-functions" xmlns="http://docbook.org/ns/docbook">
 <refnamediv>
  <refname>get_defined_functions</refname>
  <refpurpose>返回所有已定义函数的数组</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>
   获取所有已定义函数的数组。
  </para>
 </refsect1>

 <refsect1 role="parameters">
  &reftitle.parameters;
  <variablelist>
   <varlistentry>
    <term><parameter>exclude_disabled</parameter></term>
    <listitem>
     <para>
      禁用的函数是否应该在返回的数据里排除。
     </para>
    </listitem>
   </varlistentry>
  </variablelist>
 </refsect1>

 <refsect1 role="returnvalues">
  &reftitle.returnvalues;
  <para>
   返回数组，包含了所有已定义的函数，包括内置/用户定义的函数。可通过 <varname>$arr["internal"]</varname>
   来访问系统内置函数，通过 <varname>$arr["user"]</varname> 来访问用户自定义函数（参见示例）。
  </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>
       <parameter>exclude_disabled</parameter> 参数的默认值从 &false; 更改为 &true;。
      </entry>
     </row>
     <row>
      <entry>7.0.15, 7.1.1</entry>
      <entry>
       新增 <parameter>exclude_disabled</parameter> 参数。
      </entry>
     </row>
    </tbody>
   </tgroup>
  </informaltable>
 </refsect1>

 <refsect1 role="examples">
  &reftitle.examples;
  <para>
   <example>
    <title><function>get_defined_functions</function> 例子</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>
<!-- Keep this comment at the end of the file
Local variables:
mode: sgml
sgml-omittag:t
sgml-shorttag:t
sgml-minimize-attributes:nil
sgml-always-quote-attributes:t
sgml-indent-step:1
sgml-indent-data:t
indent-tabs-mode:nil
sgml-parent-document:nil
sgml-default-dtd-file:"~/.phpdoc/manual.ced"
sgml-exposed-tags:nil
sgml-local-catalogs:nil
sgml-local-ecat-files:nil
End:
vim600: syn=xml fen fdm=syntax fdl=2 si
vim: et tw=78 syn=sgml
vi: ts=1 sw=1
-->