This repository has been archived on 2023-08-20. You can view files and clone it, but cannot push or open issues or pull requests.
yap-6.3/Logtalk/manuals/refman/builtins/object_property2.html
pmoura 9fe4d26c59 Logtalk 2.27.0 files.
git-svn-id: https://yap.svn.sf.net/svnroot/yap/trunk@1539 b08c6af1-5177-4d33-ba66-4b1c6b8b522a
2006-02-10 17:44:05 +00:00

60 lines
2.2 KiB
HTML

<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN"
"http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en">
<head>
<meta http-equiv="content-type" content="application/xml+xhtml; charset=utf-8" />
<title>Logtalk built-in predicate: object_property/2</title>
<link rel="stylesheet" href="../../screen.css" type="text/css" media="screen"/>
<link rel="stylesheet" href="../../print.css" type="text/css" media="print"/>
</head>
<body>
<div class="top-left">Logtalk reference manual</div>
<div class="top-right">Built-in predicate: object_property/2</div>
<div class="bottom-left"><span class="page"/></div>
<div class="bottom-right"><span class="page"/></div>
<div class="navtop"><a href="../../index.html">contents</a> &gt; <a href="../index.html">reference manual</a> &gt; <a href="../index.html#builtins">built-in predicates</a></div>
<h2 class="code">object_property/2</h2>
<h4>Description</h4>
<pre>object_property(Object, Property)</pre>
<p>
Enumerates, by backtracking, the properties associated with the defined objects.
</p>
<h4>Template and modes</h4>
<pre>object_property(?object_identifier, ?object_property)</pre>
<h4>Errors</h4>
<dl class="errors">
<dt>Object is neither a variable nor a valid object identifier:</dt>
<dd><code>type_error(object_identifier, Object)</code></dd>
<dt>Property is neither a variable nor a valid object property:</dt>
<dd><code>domain_error(object_property, Property)</code></dd>
</dl>
<h4>Examples</h4>
<pre>| ?- object_property(list, Property).</pre>
<div class="footer">
<div class="navbottom"><a href="category_property2.html">previous</a> | <a href="../../glossary.html">glossary</a> | <a href="protocol_property2.html">next</a></div>
<div class="copyright">Copyright &copy; <a href="mailto:pmoura@logtalk.org">Paulo Moura</a> &mdash; <a href="http://www.logtalk.org">Logtalk.org</a></div>
<div class="footnote">
<span class="validators"><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="date">Last updated on: November 16, 2005</span>
</div>
</div>
</body>
</html>