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<refentry xml:id="reflectionmethod.invokeargs" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">

<refnamediv>

<refname>ReflectionMethod::invokeArgs</refname>

<refpurpose>带参数执行</refpurpose>

</refnamediv>

<refsect1 role="description">

&reftitle.description;

<methodsynopsis role="ReflectionMethod">

<modifier>public</modifier> <type>mixed</type><methodname>ReflectionMethod::invokeArgs</methodname>

<methodparam><type class="union"><type>object</type><type>null</type></type><parameter>object</parameter></methodparam>

<methodparam><type>array</type><parameter>args</parameter></methodparam>

</methodsynopsis>

<para>

使用数组给方法传送参数，并执行他。

</para>

</refsect1>

<refsect1 role="parameters">

&reftitle.parameters;

<para>

<variablelist>

<varlistentry>

<term><parameter>object</parameter></term>

<listitem>

<para>

调用方法的对象，如果是静态对象，设置为 <type>null</type>

</para>

</listitem>

</varlistentry>

<varlistentry>

<term><parameter>args</parameter></term>

<listitem>

<para>

使用 <type>array</type> 传送的方法参数。

</para>

</listitem>

</varlistentry>

</variablelist>

</para>

</refsect1>

<refsect1 role="returnvalues">

&reftitle.returnvalues;

<para>

返回方法返回值。

</para>

</refsect1>

<refsect1 role="errors">

&reftitle.errors;

<para>

如果 <parameter>object</parameter> 指定的实例无法执行方法，那么产生

<classname>ReflectionException</classname> 异常。

</para>

<para>

如果方法调用失败，产生 <classname>ReflectionException</classname>

</para>

</refsect1>

<refsect1 role="changelog">

&reftitle.changelog;

<para>

<informaltable>

<tgroup cols="2">

<thead>

<row>

<entry>&Version;</entry>

<entry>&Description;</entry>

</row>

</thead>

<tbody>

<row>

<entry>8.0.0</entry>

<entry>

<parameter>args</parameter> 的键现在将解释为参数的名称，而不是默默忽略。

</entry>

</row>

</tbody>

</tgroup>

</informaltable>

</para>

</refsect1>

<refsect1 role="examples">

&reftitle.examples;

<para>

<example>

<title><methodname>ReflectionMethod::invokeArgs</methodname> 示例</title>

<programlisting role="php">

<![CDATA[

<?php

class HelloWorld {

public function sayHelloTo($name) {

return 'Hello ' . $name;

}

}

$reflectionMethod = new ReflectionMethod('HelloWorld', 'sayHelloTo');

echo $reflectionMethod->invokeArgs(new HelloWorld(), array('Mike'));

?>

]]>

</programlisting>

&example.outputs;

<screen>

<![CDATA[

Hello Mike

]]>

</screen>

</example>

</para>

</refsect1>

<refsect1 role="notes">

&reftitle.notes;

<note>

<para>

&reflection.invoke.reference;

</para>

</note>

</refsect1>

<refsect1 role="seealso">

&reftitle.seealso;

<para>

<simplelist>

<member><methodname>ReflectionMethod::invoke</methodname></member>

<member><link linkend="object.invoke">__invoke()</link></member>

<member><function>call_user_func_array</function></member>

</simplelist>

</para>

</refsect1>

</refentry>

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