function.ftp-set-option.html
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><html> <head> <title>Set miscellaneous runtime FTP options</title> <meta http-equiv="content-type" content="text/html; charset=UTF-8"> </head> <body><div style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="function.ftp-rmdir.html">ftp_rmdir</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.ftp-site.html">ftp_site</a></div> <div class="up"><a href="ref.ftp.html">FTP Functions</a></div> <div class="home"><a href="index.html">PHP Manual</a></div></div><hr /><div id="function.ftp-set-option" class="refentry"> <div class="refnamediv"> <h1 class="refname">ftp_set_option</h1> <p class="verinfo">(PHP 4 >= 4.2.0, PHP 5)</p><p class="refpurpose"><span class="refname">ftp_set_option</span> — <span class="dc-title">Set miscellaneous runtime FTP options</span></p> </div> <div class="refsect1 description"> <h3 class="title">Description</h3> <div class="methodsynopsis dc-description"> <span class="type">bool</span> <span class="methodname"><b><b>ftp_set_option</b></b></span> ( <span class="methodparam"><span class="type">resource</span> <tt class="parameter">$ftp_stream</tt></span> , <span class="methodparam"><span class="type">int</span> <tt class="parameter">$option</tt></span> , <span class="methodparam"><span class="type"><a href="language.pseudo-types.html#language.types.mixed" class="type mixed">mixed</a></span> <tt class="parameter">$value</tt></span> )</div> <p class="para rdfs-comment"> This function controls various runtime options for the specified FTP stream. </p> </div> <div class="refsect1 parameters"> <h3 class="title">Parameters</h3> <p class="para"> <dl> <dt> <span class="term"><i><tt class="parameter">ftp_stream</tt></i></span> <dd> <p class="para"> The link identifier of the FTP connection. </p> </dd> </dt> <dt> <span class="term"><i><tt class="parameter">option</tt></i></span> <dd> <p class="para"> Currently, the following options are supported: <table border="5"> <caption><b>Supported runtime FTP options</b></caption> <colgroup> <tbody valign="middle" class="tbody"> <tr valign="middle"> <td colspan="1" rowspan="1" align="left"><b><tt>FTP_TIMEOUT_SEC</tt></b></td> <td colspan="1" rowspan="1" align="left"> Changes the timeout in seconds used for all network related functions. <i><tt class="parameter">value</tt></i> must be an integer that is greater than 0. The default timeout is 90 seconds. </td> </tr> <tr valign="middle"> <td colspan="1" rowspan="1" align="left"><b><tt>FTP_AUTOSEEK</tt></b></td> <td colspan="1" rowspan="1" align="left"> When enabled, GET or PUT requests with a <i><tt class="parameter">resumepos</tt></i> or <i><tt class="parameter">startpos</tt></i> parameter will first seek to the requested position within the file. This is enabled by default. </td> </tr> </tbody> </colgroup> </table> </p> </dd> </dt> <dt> <span class="term"><i><tt class="parameter">value</tt></i></span> <dd> <p class="para"> This parameter depends on which <i><tt class="parameter">option</tt></i> is chosen to be altered. </p> </dd> </dt> </dl> </p> </div> <div class="refsect1 returnvalues"> <h3 class="title">Return Values</h3> <p class="para"> Returns <b><tt>TRUE</tt></b> if the option could be set; <b><tt>FALSE</tt></b> if not. A warning message will be thrown if the <i><tt class="parameter">option</tt></i> is not supported or the passed <i><tt class="parameter">value</tt></i> doesn't match the expected value for the given <i><tt class="parameter">option</tt></i>. </p> </div> <div class="refsect1 examples"> <h3 class="title">Examples</h3> <p class="para"> <div class="example"> <p><b>Example #1 <b>ftp_set_option()</b> example</b></p> <div class="example-contents"><div class="phpcode"><code><span style="color: #000000"><span style="color: #0000BB"><?php<br /></span><span style="color: #FF8000">// Set the network timeout to 10 seconds<br /></span><span style="color: #0000BB">ftp_set_option</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn_id</span><span style="color: #007700">, </span><span style="color: #0000BB">FTP_TIMEOUT_SEC</span><span style="color: #007700">, </span><span style="color: #0000BB">10</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">?></span></span></code></div> </div> </div> </p> </div> <div class="refsect1 seealso"> <h3 class="title">See Also</h3> <p class="para"> <ul class="simplelist"> <li class="member"><a href="function.ftp-get-option.html" class="function" rel="rdfs-seeAlso">ftp_get_option()</a></li> </ul> </p> </div></div><hr /><div style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="function.ftp-rmdir.html">ftp_rmdir</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.ftp-site.html">ftp_site</a></div> <div class="up"><a href="ref.ftp.html">FTP Functions</a></div> <div class="home"><a href="index.html">PHP Manual</a></div></div></body></html>⌨️ 快捷键说明
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