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yap-6.3/Logtalk/manuals/refman/builtins/create_protocol3.html
pmoura b77427df89 Updated to Logtalk 2.9.1
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<!doctype html public "-//W3C//DTD HTML 4.01//EN"
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<title>create_protocol/3</title>
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<h2><code><a class="back" title="Return to index" href="../index.html#create_protocol3">create_protocol/3</a></code></h2>
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<h4>Description</h4>
<blockquote>
<pre>
create_protocol(Identifier, Relations, Directives)
</pre>
<p>
Creates a new, dynamic, protocol.
</p>
</blockquote>
<h4>Template and modes</h4>
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<pre>
create_protocol(+protocol_identifier, +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 protocol identifier:</dt>
<dd><code>type_error(protocol_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>
</dl>
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<h4>Examples</h4>
<blockquote>
<pre>
| ?- create_protocol(foo, [extends(bar)], [public(foo/1)]).
</pre>
</blockquote>
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<p class="center">
<strong><a href="create_object4.html">Previous</a> | <a href="abolish_category1.html">Next</a> | <a href="../index.html">Table of Contents</a> | <a href="../../bibliography.html">Bibliography</a> | <a href="../../glossary.html">Glossary</a></strong>
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Last updated on: October 21, 2001
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