`Prototype`__
=============

Purpose
-------

To avoid the cost of creating objects the standard way (new Foo()) and
instead create a prototype and clone it.

Examples
--------

-  Large amounts of data (e.g. create 1,000,000 rows in a database at
   once via a ORM).

UML Diagram
-----------

.. image:: uml/uml.png
   :alt: Alt Prototype UML Diagram
   :align: center

Code
----

You can also find this code on `GitHub`_

BookPrototype.php

.. literalinclude:: BookPrototype.php
   :language: php
   :linenos:

BarBookPrototype.php

.. literalinclude:: BarBookPrototype.php
   :language: php
   :linenos:

FooBookPrototype.php

.. literalinclude:: FooBookPrototype.php
   :language: php
   :linenos:

Test
----

Tests/PrototypeTest.php

.. literalinclude:: Tests/PrototypeTest.php
   :language: php
   :linenos:

.. _`GitHub`: https://github.com/DesignPatternsPHP/DesignPatternsPHP/tree/main/Creational/Prototype
.. __: http://en.wikipedia.org/wiki/Prototype_pattern
