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ftp-alloc.xml
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<?xml version="1.0" encoding="utf-8"?>
<!-- $Revision$ -->
<!-- EN-Revision: 4d1c34c9b7a30cfc3a59641122c707a2812cfed7 Maintainer: yuanyuqiang Status: ready -->
<!-- CREDITS: mowangjuanzi -->
<refentry xml:id="function.ftp-alloc" xmlns="http://docbook.org/ns/docbook">
<refnamediv>
<refname>ftp_alloc</refname>
<refpurpose>为要上传的文件分配空间</refpurpose>
</refnamediv>
<refsect1 role="description">
&reftitle.description;
<methodsynopsis>
<type>bool</type><methodname>ftp_alloc</methodname>
<methodparam><type>FTP\Connection</type><parameter>ftp</parameter></methodparam>
<methodparam><type>int</type><parameter>size</parameter></methodparam>
<methodparam choice="opt"><type>string</type><parameter role="reference">response</parameter><initializer>&null;</initializer></methodparam>
</methodsynopsis>
<para>
向远程 FTP 服务器发送 <literal>ALLO</literal> 命令,
来为要上传的文件分配空间。
</para>
<note>
<para>
很多 FTP 服务器不支持<literal>ALLO</literal> 命令。
如果服务器不支持此命令,将会返回错误码(&false;),
返回成功码(&true;)表示预分配空间不是必需的,
客户端可以继续操作了。
因此,请仅对需要强制预分配空间服务器使用此函数。
</para>
</note>
<para>
</para>
</refsect1>
<refsect1 role="parameters">
&reftitle.parameters;
<para>
<variablelist>
<varlistentry>
<term><parameter>ftp</parameter></term>
<listitem>
&ftp.parameter.ftp;
</listitem>
</varlistentry>
<varlistentry>
<term><parameter>size</parameter></term>
<listitem>
<para>
要分配的空间,以字节为单位。
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><parameter>response</parameter></term>
<listitem>
<para>
如果提供此参数,那么服务器的响应
会以文本方式设置到 <parameter>response</parameter> 中。
</para>
</listitem>
</varlistentry>
</variablelist>
</para>
</refsect1>
<refsect1 role="returnvalues">
&reftitle.returnvalues;
<para>
&return.success;
</para>
</refsect1>
<refsect1 role="changelog">
&reftitle.changelog;
<informaltable>
<tgroup cols="2">
<thead>
<row>
<entry>&Version;</entry>
<entry>&Description;</entry>
</row>
</thead>
<tbody>
&ftp.changelog.ftp-param;
</tbody>
</tgroup>
</informaltable>
</refsect1>
<refsect1 role="examples">
&reftitle.examples;
<para>
<example>
<title><function>ftp_alloc</function> 示例</title>
<programlisting role="php">
<![CDATA[
<?php
$file = "/home/user/myfile";
// 连接服务器
$ftp = ftp_connect('ftp.example.com');
$login_result = ftp_login($ftp, 'anonymous', '[email protected]');
if (ftp_alloc($ftp, filesize($file), $result)) {
echo "Space successfully allocated on server. Sending $file.\n";
ftp_put($ftp, '/incoming/myfile', $file, FTP_BINARY);
} else {
echo "Unable to allocate space on server. Server said: $result\n";
}
ftp_close($ftp);
?>
]]>
</programlisting>
</example>
</para>
</refsect1>
<refsect1 role="seealso">
&reftitle.seealso;
<para>
<simplelist>
<member><function>ftp_put</function></member>
<member><function>ftp_fput</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
-->