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<html><head><title>XLISP setq</title>
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</head>
<body>
<a href="../start.htm">Nyquist / XLISP 2.0</a> -
<a href="../manual/contents.htm">Contents</a> |
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<hr>
<h1>setq</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>special form (fsubr)</nobr></td>
</tr>
<tr valign="top">
<td><nobr>Source:</nobr></td>
<td><nobr> - </nobr></td>
<td width="100%"><nobr>xlcont.c</nobr></td>
</tr>
</tbody></table></p>
<h2>Syntax</h2>
<dl>
<dt>(setq [<i>symbol1 expr1</i>] ... )</dt>
<dd><i>symbolN</i> - un-evaluated symbol<br>
<i>exprN</i> - value for <i>symbolN</i><br>
returns - the new value</dd>
</dl>
<h2>Description</h2>
<p>The 'setq' special form sets 'expr' as the value of 'symbol'. 'setq'
returns the value from 'expr' as it's result.</p>
<h2>Examples</h2>
<pre class="example">
(setq a 1) <font color="#008844">; symbol A gets value 1</font>
(setq b '(a b c)) <font color="#008844">; symbol B gets value (A B C)</font>
(setq mynum (+ 3 4)) <font color="#008844">; symbol MYNUM gets value 7</font>
</pre>
<p>See the
<a href="../manual/xlisp-man-013.htm#setq">setq</a>
special form in the <nobr>XLISP 2.0</nobr> manual.</p>
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