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<html><head><title>XLISP rest</title>
<link rel="stylesheet" type="text/css" href="reference.css">
</head>
<body>
<a href="../start.htm">Nyquist / XLISP 2.0</a> -
<a href="../manual/contents.htm">Contents</a> |
<a href="../tutorials/tutorials.htm">Tutorials</a> |
<a href="../examples/examples.htm">Examples</a> |
<a href="reference-index.htm">Reference</a>
<hr>
<h1>rest</h1>
<hr>
<p><table cellpadding="0" cellspacing="0" style="margin-left:10px"><tbody>
<tr valign="top">
<td><nobr>Type:</nobr></td>
<td><nobr> - </nobr></td>
<td width="100%"><nobr>function (subr)</nobr></td>
</tr>
<tr valign="top">
<td><nobr>Source:</nobr></td>
<td><nobr> - </nobr></td>
<td width="100%"><nobr>xlinit.lsp</nobr></td>
</tr>
</tbody></table></p>
<h2>Syntax</h2>
<dl>
<dt>(rest <i>expr</i>)</dt>
<dd><i>expr</i> - a list or list expression<br>
returns - <i>expr</i> with the first element removed</dd>
</dl>
<h2>Description</h2>
<p>The 'rest' function returns the remainder of a list or list expression
after first element of the list is removed. If the list is
<nobr><a href="nil.htm">NIL</a> ,</nobr>
<a href="nil.htm">NIL</a> is returned.</p>
<h2>Examples</h2>
<pre class="example">
(rest '(a b c)) <font color="#008844">; returns (B C)</font>
(rest '((a b) c d)) <font color="#008844">; returns (C D)</font>
(rest NIL) <font color="#008844">; returns NIL</font>
(rest 'a) <font color="#008844">; error: bad argument type</font>
(rest '(a)) <font color="#008844">; returns NIL</font>
(setq sisters '(virginia vicki cindy)) <font color="#008844">; set up variable SISTERS</font>
(first sisters) <font color="#008844">; returns VIRGINIA</font>
(rest sisters) <font color="#008844">; returns (VICKI CINDY)</font>
</pre>
<p><b>Note:</b> The 'rest' function is set to the same code as the
<a href="cdr.htm">cdr</a> function.</p>
<p>See the
<a href="../manual/xlisp-man-016.htm#rest">rest</a>
function in the <nobr>XLISP 2.0</nobr> manual.</p>
<p><nobr> <a href="#top">Back to Top</nobr></a></p>
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