PHP design Pattern Prototype (prototype mode) code _php Tips

Copy code code as follows:

<?php
/**
* Prototype Mode
*
* Use a prototype instance to specify the kind of object to create. And by copying this prototype to create a new pair of Like
*
*/
Abstract class Prototype
{
Private $_id = null;
Public Function __construct ($id)
{
$this->_id = $id;
}
Public Function GetID ()
{
return $this->_id;
}
Public Function __clone ()//Magic function
{
$this->_id + = 1;
}
Public Function Getclone ()
{
return clone $this;
}
}
Class Concreteprototype extends Prototype
{
}
//
$objPrototype = new Concretep Rototype (0);
$objPrototype 1 = clone $objPrototype; The
Echo $objPrototype 1->getid (). <br/> ";
$objPrototype 2 = $objPrototype; The
Echo $objPrototype 2->getid (). <br/> ";
$objPrototype 3 = $objPrototype->getclone (); The
Echo $objPrototype 3->getid (). <br/> ";