设计模式学习笔记--访问者模式

namespace Visitor
{
class Program
{
static void Main(string[] args)
{
ObjectStructure objectStructure = new ObjectStructure();

objectStructure.Attach(new ConcreteElementA());
objectStructure.Attach(new ConcreteElementB());

ConcreteVisitor1 concreteVisitor1 = new ConcreteVisitor1();
ConcreteVisitor2 concreteVisitor2 = new ConcreteVisitor2();

objectStructure.Accept(concreteVisitor1);
objectStructure.Accept(concreteVisitor2);
}
}
}