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pfsockopen.xml
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<?xml version="1.0" encoding="utf-8"?>
<!-- $Revision$ -->
<!-- EN-Revision: 4e6f0774f03131cbeeb8c21019a690bf97fd22b6 Maintainer: zhoumengkang Status: ready -->
<!-- CREDITS: mowangjuanzi -->
<refentry xml:id="function.pfsockopen" xmlns="http://docbook.org/ns/docbook">
<refnamediv>
<refname>pfsockopen</refname>
<refpurpose>打开持久的 Internet 或 Unix 套接字连接</refpurpose>
</refnamediv>
<refsect1 role="description">
&reftitle.description;
<methodsynopsis>
<type class="union"><type>resource</type><type>false</type></type><methodname>pfsockopen</methodname>
<methodparam><type>string</type><parameter>hostname</parameter></methodparam>
<methodparam choice="opt"><type>int</type><parameter>port</parameter><initializer>-1</initializer></methodparam>
<methodparam choice="opt"><type>int</type><parameter role="reference">error_code</parameter><initializer>&null;</initializer></methodparam>
<methodparam choice="opt"><type>string</type><parameter role="reference">error_message</parameter><initializer>&null;</initializer></methodparam>
<methodparam choice="opt"><type class="union"><type>float</type><type>null</type></type><parameter>timeout</parameter><initializer>&null;</initializer></methodparam>
</methodsynopsis>
<para>
这个函数的作用与 <function>fsockopen</function>
完全一样,不同的地方在于当在脚本执行完后,连接一直不会关闭。可以说它是
<function>fsockopen</function> 的长连接版本。
</para>
</refsect1>
<refsect1 role="parameters">
&reftitle.parameters;
<para>
对于其参数的信息,请参考 <function>fsockopen</function> 的文档。
</para>
</refsect1>
<refsect1 role="returnvalues">
&reftitle.returnvalues;
<para>
<function>pfsockopen</function> 返回文件指针,可以跟其他文件函数(比如
<function>fgets</function>、<function>fgetss</function>、<function>fwrite</function>、<function>fclose</function>
和 <function>feof</function>)一起使用,&return.falseforfailure;。
</para>
</refsect1>
<refsect1 role="changelog">
&reftitle.changelog;
<informaltable>
<tgroup cols="2">
<thead>
<row>
<entry>&Version;</entry>
<entry>&Description;</entry>
</row>
</thead>
<tbody>
<row>
<entry>8.0.0</entry>
<entry>
<parameter>timeout</parameter> 现在可以为 null。
</entry>
</row>
</tbody>
</tgroup>
</informaltable>
</refsect1>
<refsect1 role="seealso">
&reftitle.seealso;
<para>
<simplelist>
<member><function>fsockopen</function></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
-->