static void Main(string[] args)
{
Originator originator = new Originator();
CareTaker careTaker = new CareTaker();
//设定初始状态
originator.setState("hello");
Console.WriteLine($"初始状态：{originator.getState()}");
//保存状态
careTaker.setMemento(originator.CreatMemento());
//修改状态
originator.setState("world");
Console.WriteLine($"修改后状态：{originator.getState()}");
//恢复状态
originator.restoreMemento(careTaker.GetMemento());
Console.WriteLine($"恢复后状态：{originator.getState()}");
Console.Read();
}
static void Main(string[] args)
{
Originator originator = new Originator();
CareTaker careTaker = new CareTaker();
originator.setState("State #1");
originator.setState("State #2");
careTaker.add(originator.saveStateToMemento());
originator.setState("State #3");
careTaker.add(originator.saveStateToMemento());
originator.setState("State #4");
Console.WriteLine("Current State: " + originator.getState());
originator.getStateFromMemento(careTaker.get(0));
Console.WriteLine("First saved State: " + originator.getState());
originator.getStateFromMemento(careTaker.get(1));
Console.WriteLine("Second saved State: " + originator.getState());
Console.WriteLine("Hello World!");
}
