Source of: /manual/en/function.ftp-mdtm.php
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<div id="function.ftp-mdtm" class="refentry">
<div class="refnamediv">
<h1 class="refname">ftp_mdtm</h1>
<p class="verinfo">(PHP 4, PHP 5)</p><p class="refpurpose"><span class="refname">ftp_mdtm</span> — <span class="dc-title">Returns the last modified time of the given file</span></p>
</div>
<a name="function.ftp-mdtm.description"></a><div class="refsect1 description">
<h3 class="title">Description</h3>
<div class="methodsynopsis dc-description">
<span class="type">int</span> <span class="methodname"><b>ftp_mdtm</b></span>
( <span class="methodparam"><span class="type">resource</span> <tt class="parameter">$ftp_stream</tt></span>
, <span class="methodparam"><span class="type">string</span> <tt class="parameter">$remote_file</tt></span>
)</div>
<p class="para rdfs-comment">
<b>ftp_mdtm()</b> gets the last modified time for a remote
file.
</p>
<blockquote><p><b class="note">Note</b>:
Not all servers support this feature!
<br />
</p></blockquote>
<blockquote><p><b class="note">Note</b>:
<b>ftp_mdtm()</b> does not work with directories.
<br />
</p></blockquote>
</div>
<a name="function.ftp-mdtm.parameters"></a><div class="refsect1 parameters">
<h3 class="title">Parameters</h3>
<p class="para">
</p><dl>
<dt class="varlistentry">
<span class="term"><i><tt class="parameter">ftp_stream</tt></i>
</span>
</dt><dd class="listitem">
<p class="para">
The link identifier of the FTP connection.
</p>
</dd>
<dt class="varlistentry">
<span class="term"><i><tt class="parameter">remote_file</tt></i>
</span>
</dt><dd class="listitem">
<p class="para">
The file from which to extract the last modification time.
</p>
</dd>
</dl>
<p>
</p>
</div>
<a name="function.ftp-mdtm.returnvalues"></a><div class="refsect1 returnvalues">
<h3 class="title">Return Values</h3>
<p class="para">
Returns the last modified time as a Unix timestamp on success, or -1 on
error.
</p>
</div>
<a name="function.ftp-mdtm.examples"></a><div class="refsect1 examples">
<h3 class="title">Examples</h3>
<p class="para">
</p><div class="example">
<p><b>Example #1 <b>ftp_mdtm()</b> example</b></p>
<div class="example-contents programlisting">
<div class="phpcode"><code><span style="color: #000000">
<span style="color: #0000BB"><?php<br /><br />$file </span><span style="color: #007700">= </span><span style="color: #DD0000">'somefile.txt'</span><span style="color: #007700">;<br /><br /></span><span style="color: #FF8000">// set up basic connection<br /></span><span style="color: #0000BB">$conn_id </span><span style="color: #007700">= </span><span style="color: #0000BB">ftp_connect</span><span style="color: #007700">(</span><span style="color: #0000BB">$ftp_server</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">// login with username and password<br /></span><span style="color: #0000BB">$login_result </span><span style="color: #007700">= </span><span style="color: #0000BB">ftp_login</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn_id</span><span style="color: #007700">, </span><span style="color: #0000BB">$ftp_user_name</span><span style="color: #007700">, </span><span style="color: #0000BB">$ftp_user_pass</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">// get the last modified time<br /></span><span style="color: #0000BB">$buff </span><span style="color: #007700">= </span><span style="color: #0000BB">ftp_mdtm</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn_id</span><span style="color: #007700">, </span><span style="color: #0000BB">$file</span><span style="color: #007700">);<br /><br />if (</span><span style="color: #0000BB">$buff </span><span style="color: #007700">!= -</span><span style="color: #0000BB">1</span><span style="color: #007700">) {<br /> </span><span style="color: #FF8000">// somefile.txt was last modified on: March 26 2003 14:16:41.<br /> </span><span style="color: #007700">echo </span><span style="color: #DD0000">"</span><span style="color: #0000BB">$file</span><span style="color: #DD0000"> was last modified on : " </span><span style="color: #007700">. </span><span style="color: #0000BB">date</span><span style="color: #007700">(</span><span style="color: #DD0000">"F d Y H:i:s."</span><span style="color: #007700">, </span><span style="color: #0000BB">$buff</span><span style="color: #007700">);<br />} else {<br /> echo </span><span style="color: #DD0000">"Couldn't get mdtime"</span><span style="color: #007700">;<br />}<br /><br /></span><span style="color: #FF8000">// close the connection<br /></span><span style="color: #0000BB">ftp_close</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn_id</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">?></span>
</span>
</code></div>
</div>
</div><p>
</p>
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