复制代码 代码如下:
magento(麦进斗)
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Magento是一套专业开源的PHP电子商务系统。Magento设计得非常灵活，具有模块化架构体系和丰富的功能。易于与第三方应用系统无缝集成。Magento开源网店系统的特点主要分以下几大类，网站管理促销和工具国际化支持SEO搜索引擎优化结账方式运输快递支付方式客户服务用户帐户目录管理目录浏览产品展示分析和报表Magento 1.6 主要包含以下新特性：•持久性购物 - 为不同的
";
}
public function visitCroncreteElementB($element)
{
echo get_class($element)." visit 1B
";
}
}
class ConcreteVisitor2 extends Visitor
{
public function visitCroncreteElementA($element)
{
echo get_class($element)." visit 2A
";
}
public function visitCroncreteElementB($element)
{
echo get_class($element)." visit 2B
";
}
}
abstract class Element
{
abstract public function accept($visitor);
}
class ConcreteElementA extends Element
{
public function accept($visitor)
{
$visitor->visitCroncreteElementA($this);
}
}
class ConcreteElementB extends Element
{
public function accept($visitor)
{
$visitor->visitCroncreteElementB($this);
}
}
class ObjectStructure
{
private $_elements = array();
public function attach($element)
{
$this->_elements[] = $element;
}
public function detach($element)
{
if($key = array_search($element,$this->_elements) !== false) unset($this->_elements[$key]);
}
public function accept($visitor)
{
foreach($this->_elements as $element)
{
$element->accept($visitor);
}
}
}
//
$objOS = new ObjectStructure();
$objOS->attach(new ConcreteElementA());
$objOS->attach(new ConcreteElementB());
$objCV1 = new ConcreteVisitor1();
$objCV2 = new ConcreteVisitor2();
$objOS->accept($objCV1);
$objOS->accept($objCV2); 
