Source of: /manual/en/function.ftp-cdup.php
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<div id="function.ftp-cdup" class="refentry">
<div class="refnamediv">
<h1 class="refname">ftp_cdup</h1>
<p class="verinfo">(PHP 4, PHP 5)</p><p class="refpurpose"><span class="refname">ftp_cdup</span> — <span class="dc-title">Changes to the parent directory</span></p>
</div>
<a name="function.ftp-cdup.description"></a><div class="refsect1 description">
<h3 class="title">Description</h3>
<div class="methodsynopsis dc-description">
<span class="type">bool</span> <span class="methodname"><b>ftp_cdup</b></span>
( <span class="methodparam"><span class="type">resource</span> <tt class="parameter">$ftp_stream</tt></span>
)</div>
<p class="para rdfs-comment">
Changes to the parent directory.
</p>
</div>
<a name="function.ftp-cdup.parameters"></a><div class="refsect1 parameters">
<h3 class="title">Parameters</h3>
<p class="para">
</p><dl>
<dt class="varlistentry">
<span class="term"><i><tt class="parameter">ftp_stream</tt></i>
</span>
</dt><dd class="listitem">
<p class="para">
The link identifier of the FTP connection.
</p>
</dd>
</dl>
<p>
</p>
</div>
<a name="function.ftp-cdup.returnvalues"></a><div class="refsect1 returnvalues">
<h3 class="title">Return Values</h3>
<p class="para">
Returns <b><tt class="constant">TRUE</tt></b> on success or <b><tt class="constant">FALSE</tt></b> on failure.
</p>
</div>
<a name="function.ftp-cdup.examples"></a><div class="refsect1 examples">
<h3 class="title">Examples</h3>
<p class="para">
</p><div class="example">
<p><b>Example #1 <b>ftp_cdup()</b> example</b></p>
<div class="example-contents programlisting">
<div class="phpcode"><code><span style="color: #000000">
<span style="color: #0000BB"><?php<br /></span><span style="color: #FF8000">// set up basic connection<br /></span><span style="color: #0000BB">$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">$ftp_user_pass</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">// change the current directory to html<br /></span><span style="color: #0000BB">ftp_chdir</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn_id</span><span style="color: #007700">, </span><span style="color: #DD0000">'html'</span><span style="color: #007700">);<br /><br />echo </span><span style="color: #0000BB">ftp_pwd</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn_id</span><span style="color: #007700">); </span><span style="color: #FF8000">// /html <br /><br />// return to the parent directory<br /></span><span style="color: #007700">if (</span><span style="color: #0000BB">ftp_cdup</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn_id</span><span style="color: #007700">)) { <br /> echo </span><span style="color: #DD0000">"cdup successful\n"</span><span style="color: #007700">;<br />} else {<br /> echo </span><span style="color: #DD0000">"cdup not successful\n"</span><span style="color: #007700">;<br />}<br /><br />echo </span><span style="color: #0000BB">ftp_pwd</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn_id</span><span style="color: #007700">); </span><span style="color: #FF8000">// /<br /><br /></span><span style="color: #0000BB">ftp_close</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn_id</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">?></span>
</span>
</code></div>
</div>
</div><p>
</p>
</div>
<a name="function.ftp-cdup.seealso"></a><div class="refsect1 seealso">
<h3 class="title">See Also</h3>
<p class="para">
</p><ul class="simplelist">
<li class="member"><a href="function.ftp-chdir.php" class="function" rel="rdfs-seeAlso">ftp_chdir()</a> - Changes the current directory on a FTP server</li>
<li class="member"><a href="function.ftp-pwd.php" class="function" rel="rdfs-seeAlso">ftp_pwd()</a> - Returns the current directory name</li>
</ul><p>
</p>
</div>
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