<!doctype html public "-//W3C//DTD HTML 4.01//EN"
	"http://www.w3.org/TR/html4/strict.dtd">

<html>

<head>
	<title>create_object/4</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#create_object4">create_object/4</a></code></h2>
<hr />

<h4>Description</h4>

<blockquote>
<pre>
create_object(Identifier, Relations, Directives, Clauses)
</pre>
<p>
	Creates a new, dynamic, object.
</p>
</blockquote>

<h4>Template and modes</h4>

<blockquote>
<pre>
create_object(+object_identifier, +list, +list, +list)
</pre>
</blockquote>

<h4>Errors</h4>

<blockquote>
	<dl>
		<dt>Identifier is a variable:</dt>
			<dd><code>instantiation_error</code></dd>
		<dt>Identifier is not a valid object identifier:</dt>
			<dd><code>type_error(object_identifier, Identifier)</code></dd>
		<dt>Identifier is already in use:</dt>
			<dd><code>permission_error(replace, category, Identifier)</code></dd>
			<dd><code>permission_error(replace, object, Identifier)</code></dd>
			<dd><code>permission_error(replace, protocol, Identifier)</code></dd>
		<dt>Relations is not a list:</dt>
			<dd><code>type_error(list, Relations)</code></dd>
		<dt>Directives is not a list:</dt>
			<dd><code>type_error(list, Directives)</code></dd>
		<dt>Clauses is not a list:</dt>
			<dd><code>type_error(list, Clauses)</code></dd>
	</dl>
</blockquote>

<h4>Examples</h4>

<blockquote>
<pre>
| ?- create_object(foo, [extends(bar)], [public(foo/1)], [foo(1), foo(2)]).
</pre>
</blockquote>

<hr />
<p class="center">
<strong><a href="create_category4.html">Previous</a> | <a href="create_protocol3.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>