65 lines
1.3 KiB
HTML
65 lines
1.3 KiB
HTML
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<!doctype html public "-//W3C//DTD HTML 4.01//EN"
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"http://www.w3.org/TR/html4/strict.dtd">
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<html>
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<head>
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<title>current_protocol/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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<hr />
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<h2><code><a class="back" title="Return to index" href="../index.html#current_protocol1">current_protocol/1</a></code></h2>
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<hr />
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<h4>Description</h4>
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<blockquote>
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<pre>
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current_protocol(Protocol)
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</pre>
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<p>
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Enumerates, by backtracking, all currently defined protocols. All protocols 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>
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current_protocol(?protocol_identifier)
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</pre>
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</blockquote>
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<h3>Errors</h3>
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<blockquote>
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<dl>
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<dt>Protocol is neither a variable nor a valid protocol identifier:</dt>
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<dd><code>type_error(protocol_identifier, Protocol)</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>
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| ?- current_protocol(listp).
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</pre>
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</blockquote>
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<hr />
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<p class="center">
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<strong><a href="current_object1.html">Previous</a> | <a href="category_property2.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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</p>
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<p class="center">
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Last updated on: July 4, 2000
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</p>
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<hr />
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</body>
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</html>
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