.. _library_hierarchies:

hierarchies

This library provides categories implementing reflection predicates over class and prototype hierarchies. These categories can be imported by any object that requires reasoning about hierarchies.

API documentation

Open the `../../docs/library_index.html#hierarchies <../../docs/library_index.html#hierarchies>`__ link in a web browser.

Loading

To load all entities in this library, load the loader.lgt file:

::

| ?- logtalk_load(hierarchies(loader)).

Testing

To test this library predicates, load the tester.lgt file:

::

| ?- logtalk_load(hierarchies(tester)).