Changeset 3960 for trunk/manuals/userman/objects.html

Timestamp:

12/12/07 13:35:02 (13 months ago)

Author:

pmoura

Message:

Minor documentation improvements.

Files:

• trunk/manuals/userman/objects.html (modified) (3 diffs)

trunk/manuals/userman/objects.html

@@ -347 +347 @@
 
 <p>
-Logtalk provides five sets of built-in predicates that enable us to query the system about the possible relationships that an object may have with other entities.
+Logtalk provides six sets of built-in predicates that enable us to query the system about the possible relationships that an object may have with other entities.
 </p>
 <p>
@@ -392 +392 @@
 Note that, if we use an uninstantiated variable for the first argument, we will need to use the <a title="Consult reference manual" href="../refman/builtins/current_object1.html"><code>current_object/1</code></a> built-in predicate to ensure that the entity returned is an object and not a category.
 </p>
+<p>
+To find which objects are explicitly complement by categories we can use the 
+<a title="Consult reference manual" href="../refman/builtins/complements_object2.html"><code>complements_object/2</code></a> built-in predicate:
+</p>
+<pre>| ?- complements_object(Category, Object).</pre>
+<p>
+Note that more than one category may explicitly complement a single object.
+</p>
+
 
 <h2 id="objects_properties">Object properties</h2>
@@ -430 +439 @@
     <div class="copyright">
         <span>Copyright &copy; <a href="mailto:pmoura@logtalk.org">Paulo Moura</a> &mdash; <a href="http://logtalk.org">Logtalk.org</a></span><br/> 
-        <span>Last updated on: June 19, 2007</span>
+        <span>Last updated on: December 9, 2007</span>
     </div>
     <div class="navbottom">