..
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   Copyright 1998-2021 Paulo Moura <pmoura@logtalk.org>
   SPDX-License-Identifier: Apache-2.0

   Licensed under the Apache License, Version 2.0 (the "License");
   you may not use this file except in compliance with the License.
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.. index:: pair: dynamic/0; Directive
.. _directives_dynamic_0:

``dynamic/0``
=============

Description
-----------

::

   dynamic

Declares an entity and its contents as dynamic. Dynamic entities can be
abolished at runtime.

.. warning::

   Some backend Prolog compilers declare ``dynamic`` as an operator
   for a lighter syntax, forcing writing this atom between parenthesis
   when using this directive.

Template and modes
------------------

::

   dynamic

Examples
--------

::

   :- dynamic.

.. seealso::

   :ref:`directives_dynamic_1`,
   :ref:`predicates_object_property_2`,
   :ref:`predicates_protocol_property_2`,
   :ref:`predicates_category_property_2`
