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getclass.xml
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getclass.xml
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<?xml version="1.0" encoding="utf-8"?>
<!-- $Revision$ -->
<!-- EN-Revision: ec2fe9a592f794978114ef5021db9f1d00c2e05d Maintainer: duanxiaoqiang Status: ready -->
<!-- CREDITS: mowangjuanzi -->
<refentry xml:id="reflectionparameter.getclass" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
<refnamediv>
<refname>ReflectionParameter::getClass</refname>
<refpurpose>获取参数的 <classname>ReflectionClass</classname> 对象或为 &null;</refpurpose>
</refnamediv>
<refsynopsisdiv>
&warn.deprecated.function-8-0-0;
</refsynopsisdiv>
<refsect1 role="description">
&reftitle.description;
<methodsynopsis role="ReflectionParameter">
<modifier>public</modifier> <type class="union"><type>ReflectionClass</type><type>null</type></type><methodname>ReflectionParameter::getClass</methodname>
<void/>
</methodsynopsis>
<para>
获取参数的 <classname>ReflectionClass</classname> 对象或为 &null;。
</para>
<para>
自 PHP 8.0.0 起,弃用此函数且不推荐使用。反而应该使用 <methodname>ReflectionParameter::getType</methodname>
获取参数的 <classname>ReflectionType</classname>,然后询问该对象以确定参数类型。
</para>
&warn.undocumented.func;
</refsect1>
<refsect1 role="parameters">
&reftitle.parameters;
&no.function.parameters;
</refsect1>
<refsect1 role="returnvalues">
&reftitle.returnvalues;
<para>
<classname>ReflectionClass</classname> 对象,如果没有声明类型或者声明的类型为类或接口则为 &null;。
</para>
</refsect1>
<refsect1 role="examples">
&reftitle.examples;
<para>
<example>
<title>使用 <classname>ReflectionParameter</classname> 类</title>
<programlisting role="php">
<![CDATA[
<?php
function foo(Exception $a) { }
$functionReflection = new ReflectionFunction('foo');
$parameters = $functionReflection->getParameters();
$aParameter = $parameters[0];
echo $aParameter->getClass()->name;
?>
]]>
</programlisting>
</example>
</para>
</refsect1>
<refsect1 role="seealso">
&reftitle.seealso;
<para>
<simplelist>
<member><methodname>ReflectionParameter::getDeclaringClass</methodname></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
-->