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<html><head><title>XLISP string</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> |
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<a href="../examples/examples.htm">Examples</a> |
<a href="reference-index.htm">Reference</a>
<hr>
<h1>string</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>xlstr.c</nobr></td>
</tr>
</tbody></table></p>
<h2>Syntax</h2>
<dl>
<dt>(string <i>expr</i>)</dt>
<dd><i>expr</i> - a symbol, character, integer or string expression<br>
returns - a string</dd>
</dl>
<h2>Description</h2>
<p>The 'string' function makes the 'expr' to be a string. <nobr>If
the</nobr> 'expr' is a string, it is returned, as is. <nobr>If the</nobr>
'expr' is a character, a <nobr>one-character</nobr> string is returned.
<nobr>If the</nobr> 'expr' is a symbol, the symbol is turned into a string.
<nobr>If the</nobr> 'expr' is an integer, a string representing the
character with an ASCII code of the lowest 8-bit of the intger will be
returned:</p>
<p><table cellpadding="0" cellspacing="0"><tbody>
<tr>
<td><nobr><code> </code></nobr></td>
<td class="button"><nobr><code>(string <font color="#0000CC">integer</font>)</code></nobr></td>
<td><nobr> → </nobr></td>
<td class="button"><nobr><code>(code-char (rem <font color="#0000CC">integer</font> 256))</code></nobr></td>
<td><nobr> → </nobr></td>
<td class="button"><nobr><code><font color="#0000CC">string</font></code></nobr></td>
</tr>
</tbody></table></p>
<h2>Examples</h2>
<pre class="example">
(string 'foo) <font color="#008844">; returns "FOO"</font>
(string 'x) <font color="#008844">; returns "X"</font>
(string "abcdef") <font color="#008844">; returns "abcdef"</font>
(string #\a) <font color="#008844">; returns "a"</font>
(string #\A) <font color="#008844">; returns "A"</font>
(string #\Newline) <font color="#008844">; returns "\n"</font>
</pre>
<p>See the
<a href="../manual/xlisp-man-025.htm#string">string</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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