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yap-6.3/Logtalk/manuals/refman/control/external1.html
pmoura b77427df89 Updated to Logtalk 2.9.1
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2001-12-05 23:57:48 +00:00

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<!doctype html public "-//W3C//DTD HTML 4.01//EN"
"http://www.w3.org/TR/html4/strict.dtd">
<html>
<head>
<title>{}/1</title>
<link rel=stylesheet href="../../styles.css" type="text/css">
</head>
<body>
<hr />
<h2><code><a class="back" title="Return to index" href="../index.html#external1">{}/1</a></code></h2>
<hr />
<h4>Description</h4>
<blockquote>
<pre>
{Goal}
</pre>
<p>
Calls external Prolog code. Can be used to bypass the Logtalk pre-processor/compiler.
</p>
</blockquote>
<h4>Template and modes</h4>
<blockquote>
<pre>
{+callable}
</pre>
</blockquote>
<h4>Errors</h4>
<blockquote>
<p>
(none)
</p>
</blockquote>
<h4>Examples</h4>
<blockquote>
<pre>
N1/D1 &lt; N2/D2 :-
{N1*D2 &lt; N2*D1}.
</pre>
</blockquote>
<hr />
<p class="center">
<strong><a href="to_super1.html">Previous</a> | <a href="../errors.html">Next</a> | <a href="../index.html">Table of Contents</a> | <a href="../../bibliography.html">Bibliography</a> | <a href="../../glossary.html">Glossary</a></strong>
</p>
<p class="center">
Last updated on: October 21, 2001
</p>
<hr />
</body>
</html>