f5e660b9a3
git-svn-id: https://yap.svn.sf.net/svnroot/yap/trunk@1114 b08c6af1-5177-4d33-ba66-4b1c6b8b522a
67 lines
1.9 KiB
HTML
67 lines
1.9 KiB
HTML
<?xml version="1.0" encoding="iso-8859-1"?>
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<?xml-stylesheet type="text/css" href="../../styles.css" ?>
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"
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"http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
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<html xmlns="http://www.w3.org/1999/xhtml" lang="en" xml:lang="en">
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<head>
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<meta http-equiv="content-type" content="text/html; charset=iso-8859-1" />
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<title>Logtalk built-in predicate: current_category/1</title>
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<link rel="stylesheet" href="../../styles.css" type="text/css" />
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</head>
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<body>
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<div class="navtop">
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<a href="../../index.html">contents</a> > <a href="../index.html">reference manual</a> > <a href="../index.html#builtins">built-in predicates</a>
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</div>
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<h2><code>current_category/1</code></h2>
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<h4>Description</h4>
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<blockquote>
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<pre>current_category(Category)</pre>
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<p>
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Enumerates, by backtracking, all currently defined categories. All categories are found, either static, dynamic, or built-in.
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</p>
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</blockquote>
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<h4>Template and modes</h4>
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<blockquote>
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<pre>current_category(?category_identifier)</pre>
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</blockquote>
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<h4>Errors</h4>
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<blockquote>
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<dl>
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<dt>Category is neither a variable nor a valid category identifier:</dt>
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<dd><code>type_error(category_identifier, Category)</code></dd>
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</dl>
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</blockquote>
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<h4>Examples</h4>
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<blockquote>
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<pre>| ?- current_category(monitoring).</pre>
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</blockquote>
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<div class="navbottom">
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<a href="../directives/uses2.html">previous</a> | <a href="../../glossary.html">glossary</a> | <a href="current_object1.html">next</a>
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</div>
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<div class="copyright">
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Copyright © <a href="mailto:pmoura@logtalk.org">Paulo Moura</a> — <a href="http://www.logtalk.org">Logtalk.org</a>
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<div class="footer">
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<p><span class="bleft"><a href="http://validator.w3.org/check/referer">XHTML</a> + <a href="http://jigsaw.w3.org/css-validator/check/referer">CSS</a></span><span class="bright">Last updated on: August 14, 2003</span></p>
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