mirror of
https://github.com/php/doc-zh.git
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113 lines
2.8 KiB
XML
113 lines
2.8 KiB
XML
<?xml version="1.0" encoding="utf-8"?>
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<!-- $Revision$ -->
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<!-- EN-Revision: a331ac8a86bb5929b79be9a369fac1e3af516241 Maintainer: hytest Status: ready -->
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<!-- Reviewed: no -->
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<refentry xml:id="function.apache-getenv" xmlns="http://docbook.org/ns/docbook">
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<refnamediv>
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<refname>apache_getenv</refname>
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<refpurpose>获取 Apache subprocess_env 变量</refpurpose>
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</refnamediv>
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<refsect1 role="description">
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&reftitle.description;
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<methodsynopsis>
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<type class="union"><type>string</type><type>false</type></type><methodname>apache_getenv</methodname>
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<methodparam><type>string</type><parameter>variable</parameter></methodparam>
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<methodparam choice="opt"><type>bool</type><parameter>walk_to_top</parameter><initializer>&false;</initializer></methodparam>
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</methodsynopsis>
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<para>
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获取 <parameter>variable</parameter> 指定的环境变量。
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</para>
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</refsect1>
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<refsect1 role="parameters">
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&reftitle.parameters;
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<para>
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<variablelist>
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<varlistentry>
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<term><parameter>variable</parameter></term>
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<listitem>
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<para>
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Apache 环境变量
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</para>
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</listitem>
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</varlistentry>
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<varlistentry>
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<term><parameter>walk_to_top</parameter></term>
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<listitem>
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<para>
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是否获取对Apache各层可用的顶层变量
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</para>
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</listitem>
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</varlistentry>
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</variablelist>
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</para>
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</refsect1>
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<refsect1 role="returnvalues">
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&reftitle.returnvalues;
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<para>
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成功时返回 Apache 环境变量值，失败时返回 &false;
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</para>
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</refsect1>
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<refsect1 role="examples">
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&reftitle.examples;
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<para>
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<example>
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<title><function>apache_getenv</function> 示例</title>
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<para>
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该示例显示如何取得 Apache 环境变量
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<varname>SERVER_ADDR</varname>的值。
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</para>
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<programlisting role="php">
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<![CDATA[
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<?php
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$ret = apache_getenv("SERVER_ADDR");
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echo $ret;
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?>
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]]>
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</programlisting>
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&example.outputs.similar;
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<screen>
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<![CDATA[
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42.24.42.240
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]]>
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</screen>
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</example>
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</para>
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</refsect1>
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<refsect1 role="seealso">
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&reftitle.seealso;
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<para>
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<simplelist>
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<member><function>apache_setenv</function></member>
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<member><function>getenv</function></member>
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<member><link linkend="language.variables.superglobals">超全局变量</link></member>
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</simplelist>
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</para>
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</refsect1>
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</refentry>
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<!-- Keep this comment at the end of the file
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Local variables:
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mode: sgml
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sgml-omittag:t
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sgml-shorttag:t
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sgml-minimize-attributes:nil
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sgml-always-quote-attributes:t
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sgml-indent-step:1
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sgml-indent-data:t
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indent-tabs-mode:nil
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sgml-parent-document:nil
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sgml-default-dtd-file:"~/.phpdoc/manual.ced"
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sgml-exposed-tags:nil
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sgml-local-catalogs:nil
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sgml-local-ecat-files:nil
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End:
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vim600: syn=xml fen fdm=syntax fdl=2 si
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vim: et tw=78 syn=sgml
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vi: ts=1 sw=1
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-->
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