mirror of
https://github.com/fofolee/uTools-Manuals.git
synced 2025-06-18 05:26:57 +08:00
120 lines
6.6 KiB
HTML
120 lines
6.6 KiB
HTML
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
|
||
<html>
|
||
<head>
|
||
<meta http-equiv="content-type" content="text/html; charset=UTF-8">
|
||
<title>为要上传的文件分配空间</title>
|
||
</head>
|
||
<body class="docs"><div id="layout">
|
||
<div id="layout-content"><div id="function.ftp-alloc" class="refentry">
|
||
<div class="refnamediv">
|
||
<h1 class="refname">ftp_alloc</h1>
|
||
<p class="verinfo">(PHP 5, PHP 7)</p><p class="refpurpose"><span class="refname">ftp_alloc</span> — <span class="dc-title">为要上传的文件分配空间</span></p>
|
||
|
||
</div>
|
||
<div class="refsect1 description" id="refsect1-function.ftp-alloc-description">
|
||
<h3 class="title">说明</h3>
|
||
<div class="methodsynopsis dc-description">
|
||
<span class="methodname"><strong>ftp_alloc</strong></span>
|
||
( <span class="methodparam"><span class="type">resource</span> <code class="parameter">$ftp_stream</code></span>
|
||
, <span class="methodparam"><span class="type">int</span> <code class="parameter">$filesize</code></span>
|
||
[, <span class="methodparam"><span class="type">string</span> <code class="parameter reference">&$result</code></span>
|
||
] ) : <span class="type">bool</span></div>
|
||
|
||
<p class="para rdfs-comment">
|
||
向远程 FTP 服务器发送 <em>ALLO</em> 命令，
|
||
来为要上传的文件分配空间。
|
||
</p>
|
||
<blockquote class="note"><p><strong class="note">Note</strong>:
|
||
<p class="para">
|
||
很多 FTP 服务器不支持<em>ALLO</em> 命令。
|
||
如果服务器不支持此命令，将会返回错误码（<strong><code>FALSE</code></strong>），
|
||
返回成功码（<strong><code>TRUE</code></strong>）表示预分配空间不是必需的，
|
||
客户端可以继续操作了。
|
||
因此，请仅对需要强制预分配空间服务器使用此函数。
|
||
</p>
|
||
</p></blockquote>
|
||
<p class="para">
|
||
</p>
|
||
</div>
|
||
|
||
<div class="refsect1 parameters" id="refsect1-function.ftp-alloc-parameters">
|
||
<h3 class="title">参数</h3>
|
||
<p class="para">
|
||
<dl>
|
||
|
||
|
||
<dt>
|
||
<code class="parameter">ftp_stream</code></dt>
|
||
|
||
<dd>
|
||
|
||
<p class="para">
|
||
FTP 连接标示符。
|
||
</p>
|
||
</dd>
|
||
|
||
|
||
|
||
<dt>
|
||
<code class="parameter">filesize</code></dt>
|
||
|
||
<dd>
|
||
|
||
<p class="para">
|
||
要分配的空间，以字节为单位。
|
||
</p>
|
||
</dd>
|
||
|
||
|
||
|
||
<dt>
|
||
<code class="parameter">result</code></dt>
|
||
|
||
<dd>
|
||
|
||
<p class="para">
|
||
如果提供此参数，那么服务器的响应
|
||
会以文本方式设置到 <code class="parameter">result</code> 中。
|
||
</p>
|
||
</dd>
|
||
|
||
|
||
</dl>
|
||
|
||
</p>
|
||
</div>
|
||
|
||
<div class="refsect1 returnvalues" id="refsect1-function.ftp-alloc-returnvalues">
|
||
<h3 class="title">返回值</h3>
|
||
<p class="para">
|
||
成功时返回 <strong><code>TRUE</code></strong>， 或者在失败时返回 <strong><code>FALSE</code></strong>。
|
||
</p>
|
||
</div>
|
||
|
||
<div class="refsect1 examples" id="refsect1-function.ftp-alloc-examples">
|
||
<h3 class="title">范例</h3>
|
||
<p class="para">
|
||
<div class="example" id="example-5303">
|
||
<p><strong>Example #1 <span class="function"><strong>ftp_alloc()</strong></span> 函数例程</strong></p>
|
||
<div class="example-contents">
|
||
<div class="phpcode"><pre><span style="color: #000000">
|
||
<span style="color: #0000BB"><?php<br /><br />$file </span><span style="color: #007700">= </span><span style="color: #DD0000">"/home/user/myfile"</span><span style="color: #007700">;<br /><br /></span><span style="color: #FF8000">// 连接服务器<br /></span><span style="color: #0000BB">$conn_id </span><span style="color: #007700">= </span><span style="color: #0000BB">ftp_connect</span><span style="color: #007700">(</span><span style="color: #DD0000">'ftp.example.com'</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$login_result </span><span style="color: #007700">= </span><span style="color: #0000BB">ftp_login</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn_id</span><span style="color: #007700">, </span><span style="color: #DD0000">'anonymous'</span><span style="color: #007700">, </span><span style="color: #DD0000">'user@example.com'</span><span style="color: #007700">);<br /><br />if (</span><span style="color: #0000BB">ftp_alloc</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn_id</span><span style="color: #007700">, </span><span style="color: #0000BB">filesize</span><span style="color: #007700">(</span><span style="color: #0000BB">$file</span><span style="color: #007700">), </span><span style="color: #0000BB">$result</span><span style="color: #007700">)) {<br /> echo </span><span style="color: #DD0000">"Space successfully allocated on server. Sending </span><span style="color: #0000BB">$file</span><span style="color: #DD0000">.\n"</span><span style="color: #007700">;<br /> </span><span style="color: #0000BB">ftp_put</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn_id</span><span style="color: #007700">, </span><span style="color: #DD0000">'/incomming/myfile'</span><span style="color: #007700">, </span><span style="color: #0000BB">$file</span><span style="color: #007700">, </span><span style="color: #0000BB">FTP_BINARY</span><span style="color: #007700">);<br />} else {<br /> echo </span><span style="color: #DD0000">"Unable to allocate space on server. Server said: </span><span style="color: #0000BB">$result</span><span style="color: #DD0000">\n"</span><span style="color: #007700">;<br />}<br /><br /></span><span style="color: #0000BB">ftp_close</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn_id</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">?></span>
|
||
</span>
|
||
</pre></div>
|
||
</div>
|
||
|
||
</div>
|
||
</p>
|
||
</div>
|
||
|
||
<div class="refsect1 seealso" id="refsect1-function.ftp-alloc-seealso">
|
||
<h3 class="title">参见</h3>
|
||
<p class="para">
|
||
<ul class="simplelist">
|
||
<li class="member"><span class="function"><a href="ftp_put.html" class="function" rel="rdfs-seeAlso">ftp_put()</a> - 上传文件到 FTP 服务器</span></li>
|
||
<li class="member"><span class="function"><a href="ftp_fput.html" class="function" rel="rdfs-seeAlso">ftp_fput()</a> - 上传一个已经打开的文件到 FTP 服务器</span></li>
|
||
</ul>
|
||
</p>
|
||
</div>
|
||
|
||
</div></div></div></body></html> |