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<a name="Current-Working-Directory"></a>
Next: <a rel="next" accesskey="n" href="Password-Database-Functions.html#Password-Database-Functions">Password Database Functions</a>,
Previous: <a rel="previous" accesskey="p" href="Environment-Variables.html#Environment-Variables">Environment Variables</a>,
Up: <a rel="up" accesskey="u" href="System-Utilities.html#System-Utilities">System Utilities</a>
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<h3 class="section">34.8 Current Working Directory</h3>
<!-- dirfns.cc -->
<p><a name="doc_002dcd"></a>
<div class="defun">
— Command: <b>cd</b><var> dir<a name="index-cd-2425"></a></var><br>
— Command: <b>chdir</b><var> dir<a name="index-chdir-2426"></a></var><br>
<blockquote><p>Change the current working directory to <var>dir</var>. If <var>dir</var> is
omitted, the current directory is changed to the user's home
directory. For example,
<pre class="example"> cd ~/octave
</pre>
<p class="noindent">Changes the current working directory to <samp><span class="file">~/octave</span></samp>. If the
directory does not exist, an error message is printed and the working
directory is not changed.
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<p class="noindent"><strong>See also:</strong> <a href="doc_002dmkdir.html#doc_002dmkdir">mkdir</a>, <a href="doc_002drmdir.html#doc_002drmdir">rmdir</a>, <a href="doc_002ddir.html#doc_002ddir">dir</a>.
</p></blockquote></div>
<!-- ./miscellaneous/ls.m -->
<p><a name="doc_002dls"></a>
<div class="defun">
— Command: <b>ls</b><var> options<a name="index-ls-2427"></a></var><br>
<blockquote><p>List directory contents. For example,
<pre class="example"> ls -l
-| total 12
-| -rw-r--r-- 1 jwe users 4488 Aug 19 04:02 foo.m
-| -rw-r--r-- 1 jwe users 1315 Aug 17 23:14 bar.m
</pre>
<p>The <code>dir</code> and <code>ls</code> commands are implemented by calling your
system's directory listing command, so the available options may vary
from system to system.
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<p class="noindent"><strong>See also:</strong> <a href="doc_002ddir.html#doc_002ddir">dir</a>, <a href="doc_002dstat.html#doc_002dstat">stat</a>, <a href="doc_002dreaddir.html#doc_002dreaddir">readdir</a>, <a href="doc_002dglob.html#doc_002dglob">glob</a>, <a href="doc_002dfilesep.html#doc_002dfilesep">filesep</a>, <a href="doc_002dls_005fcommand.html#doc_002dls_005fcommand">ls_command</a>.
</p></blockquote></div>
<!-- ./miscellaneous/ls_command.m -->
<p><a name="doc_002dls_005fcommand"></a>
<div class="defun">
— Function File: [<var>old_cmd</var> = <b>ls_command</b> (<var>cmd</var>)<var><a name="index-ls_005fcommand-2428"></a></var><br>
<blockquote><p>Set or return the shell command used by Octave's <code>ls</code> command.
The value of <var>cmd</var> must be a character string.
With no arguments, simply return the previous value.
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<p class="noindent"><strong>See also:</strong> <a href="doc_002dls.html#doc_002dls">ls</a>.
</p></blockquote></div>
<!-- ./miscellaneous/dir.m -->
<p><a name="doc_002ddir"></a>
<div class="defun">
— Function File: <b>dir</b> (<var>directory</var>)<var><a name="index-dir-2429"></a></var><br>
— Function File: [<var>list</var>] = <b>dir</b> (<var>directory</var>)<var><a name="index-dir-2430"></a></var><br>
<blockquote><p>Display file listing for directory <var>directory</var>. If a return
value is requested, return a structure array with the fields
<pre class="example"> name
bytes
date
isdir
statinfo
</pre>
<p class="noindent">in which <code>statinfo</code> is the structure returned from <code>stat</code>.
<p>If <var>directory</var> is not a directory, return information about the
named <var>filename</var>. <var>directory</var> may be a list of directories
specified either by name or with wildcard characters (like * and ?)
which will be expanded with glob.
<p>Note that for symbolic links, <code>dir</code> returns information about
the file that a symbolic link points to instead of the link itself.
However, if the link points to a nonexistent file, <code>dir</code> returns
information about the link.
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<p class="noindent"><strong>See also:</strong> <a href="doc_002dls.html#doc_002dls">ls</a>, <a href="doc_002dstat.html#doc_002dstat">stat</a>, <a href="doc_002dlstat.html#doc_002dlstat">lstat</a>, <a href="doc_002dreaddir.html#doc_002dreaddir">readdir</a>, <a href="doc_002dglob.html#doc_002dglob">glob</a>, <a href="doc_002dfilesep.html#doc_002dfilesep">filesep</a>.
</p></blockquote></div>
<!-- dirfns.cc -->
<p><a name="doc_002dpwd"></a>
<div class="defun">
— Built-in Function: <b>pwd</b> ()<var><a name="index-pwd-2431"></a></var><br>
<blockquote><p>Return the current working directory.
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<p class="noindent"><strong>See also:</strong> <a href="doc_002ddir.html#doc_002ddir">dir</a>, <a href="doc_002dls.html#doc_002dls">ls</a>.
</p></blockquote></div>
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