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<title>Logtalk control construct: ^^/1</title>
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<div class="top-left">Logtalk reference manual</div>
<div class="top-right">Control construct: ^^/1</div>
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<h2 class="code">^^/1</h2>
<h4>Description</h4>
<pre>^^Predicate</pre>
<p>
Calls a redefined/inherited definition for a message. Normally only used in the body of a predicate definition for the message. Predicate should match a public or protected predicate of <a class="glossary" title="Go to glossary definition" href="../../glossary.html#self">self</a> or be within the scope of <a class="glossary" title="Go to glossary definition" href="../../glossary.html#this">this</a>.
</p>
<h4>Template and modes</h4>
<pre>^^+message</pre>
<h4>Errors</h4>
<dl class="errors">
<dt>Predicate is a variable:</dt>
<dd><code>instantiation_error</code></dd>
<dt>Predicate is declared private:</dt>
<dd><code>permission_error(access, private_predicate, Predicate)</code></dd>
<dt>Predicate is not declared:</dt>
<dd><code>existence_error(predicate_declaration, Predicate)</code></dd>
<dt>Container of the inherited predicate definition is the same object that contains the <code>^^/1</code> call:</dt>
<dd><code>endless_loop(Predicate)</code></dd>
</dl>
<h4>Examples</h4>
<pre>init :-
assertz(counter(0)),
^^init.</pre>
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<span class="date">Last updated on: November 16, 2005</span>
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