mb-http-output.xml

<?xml version="1.0" encoding="utf-8"?>
<!-- $Revision$ -->
<!-- EN-Revision: d553fa36940639b0889ec4358fa3bbb92f123b69 Maintainer: daijie Status: ready -->
<!-- CREDITS: mowangjuanzi, Luffy -->
<refentry xml:id="function.mb-http-output" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
 <refnamediv>
  <refname>mb_http_output</refname>
  <refpurpose>设置/获取 HTTP 输出字符编码</refpurpose>
 </refnamediv>
   
 <refsect1 role="description">
  &reftitle.description;
  <methodsynopsis>
   <type class="union"><type>string</type><type>bool</type></type><methodname>mb_http_output</methodname>
   <methodparam choice="opt"><type class="union"><type>string</type><type>null</type></type><parameter>encoding</parameter><initializer>&null;</initializer></methodparam>
  </methodsynopsis>
  <para>
   设置/获取 HTTP 输出字符编码。此函数被调用之后输出的内容会被转换成 <parameter>encoding</parameter>。
  </para>
 </refsect1>

 <refsect1 role="parameters">
  &reftitle.parameters;
  <para>
   <variablelist>
    <varlistentry>
     <term><parameter>encoding</parameter></term>
     <listitem>
      <para>
       如果设置了 <parameter>encoding</parameter>，<function>mb_http_output</function> 设置 HTTP 输出字符编码为 <parameter>encoding</parameter>。
      </para>
      <para>
       如果省略了 <parameter>encoding</parameter>，<function>mb_http_output</function> 返回当前的 HTTP 输出字符编码。
      </para>
     </listitem>
    </varlistentry>
   </variablelist>
  </para>
 </refsect1>
 
 <refsect1 role="returnvalues">
  &reftitle.returnvalues;
  <para>
   如果省略了 <parameter>encoding</parameter>，<function>mb_http_output</function> 返回当前的 HTTP 输出字符编码。
   否则&return.success;
  </para>
 </refsect1>

 <refsect1 role="errors">
  &reftitle.errors;
  <simpara>
   如果 <parameter>encoding</parameter> 包含空字节，抛出 <exceptionname>ValueError</exceptionname>。
  </simpara>
 </refsect1>

 <refsect1 role="changelog">
  &reftitle.changelog;
  <informaltable>
   <tgroup cols="2">
    <thead>
     <row>
      <entry>&Version;</entry>
      <entry>&Description;</entry>
     </row>
    </thead>
    <tbody>
     <row>
      <entry>8.4.0</entry>
      <entry>
       如果 <parameter>encoding</parameter> 包含空字节，
       <function>mb_http_output</function> 现在抛出 <exceptionname>ValueError</exceptionname>。
      </entry>
     </row>
     &mbstring.changelog.encoding-nullable;
    </tbody>
   </tgroup>
  </informaltable>
 </refsect1>

 <refsect1 role="seealso">
  &reftitle.seealso;
  <para>
   <simplelist>
    <member><function>mb_internal_encoding</function></member>
    <member><function>mb_http_input</function></member>
    <member><function>mb_detect_order</function></member>
   </simplelist>
  </para>
 </refsect1>

</refentry>
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