forward-static-call-array.xml

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<refentry xml:id="function.forward-static-call-array" xmlns="http://docbook.org/ns/docbook">
 <refnamediv>
  <refname>forward_static_call_array</refname>
  <refpurpose>调用静态方法且参数作为数组传递</refpurpose>
 </refnamediv>

 <refsect1 role="description">
  &reftitle.description;
  <methodsynopsis>
   <type>mixed</type><methodname>forward_static_call_array</methodname>
   <methodparam><type>callable</type><parameter>callback</parameter></methodparam>
   <methodparam><type>array</type><parameter>args</parameter></methodparam>
  </methodsynopsis>
  <para>
   通过 <parameter>callback</parameter>
   参数指定调用用户定义的函数或者方法。此函数必须在方法上下文中调用，不能在类外使用。它使用<link
   linkend="language.oop5.late-static-bindings">后期静态绑定</link>。转发方法的所有参数都作为值和数组传递，类似于
   <function>call_user_func_array</function>。
  </para>
 </refsect1>

 <refsect1 role="parameters">
  &reftitle.parameters;
  <para>
   <variablelist>
    <varlistentry>
     <term><parameter>callback</parameter></term>
     <listitem>
      <para>
       要调用的函数或者方法。此参数可以是带类名及方法的 &array; 或者带函数名的 &string;。
      </para>
     </listitem>
    </varlistentry>
    <varlistentry>
     <term><parameter>parameter</parameter></term>
     <listitem>
      <para>
       参数，将所有方法参数聚合到一个数组中。
      </para>
      <note>
       <para>
        注意 <function>forward_static_call_array</function> 的参数不是通过引用传递的。
       </para>
      </note>
     </listitem>
    </varlistentry>
   </variablelist>
  </para>
 </refsect1>

 <refsect1 role="returnvalues">
  &reftitle.returnvalues;
  <para>
   返回函数的结果，失败时返回 &false;。
  </para>
 </refsect1>

 <refsect1 role="examples">
  &reftitle.examples;
  <para>
   <example>
    <title><function>forward_static_call_array</function> 示例</title>
    <programlisting role="php">
<![CDATA[
<?php

class A
{
    const NAME = 'A';
    public static function test() {
        $args = func_get_args();
        echo static::NAME, " ".join(',', $args)." \n";
    }
}

class B extends A
{
    const NAME = 'B';

    public static function test() {
        echo self::NAME, "\n";
        forward_static_call_array(array('A', 'test'), array('more', 'args'));
        forward_static_call_array( 'test', array('other', 'args'));
    }
}

B::test('foo');

function test() {
        $args = func_get_args();
        echo "C ".join(',', $args)." \n";
    }

?>
]]>
    </programlisting>
    &example.outputs;
    <screen>
<![CDATA[
B
B more,args 
C other,args
]]>
    </screen>
   </example>
  </para>
 </refsect1>
 
 <refsect1 role="seealso">
  &reftitle.seealso;
  <para>
   <simplelist>
    <member><function>forward_static_call</function></member>
    <member><function>call_user_func</function></member>
    <member><function>call_user_func_array</function></member>
    <member><function>is_callable</function></member>
   </simplelist>
  </para>
 </refsect1>

</refentry>
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