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