void TestObserver()
{
Secretary newSecretary = new Secretary();
StockObserver stockGuy = new StockObserver("Stock Guy", newSecretary);
NBAObserver nbaGuy = new NBAObserver("NBA Guy", newSecretary);
newSecretary.Attach(stockGuy);
newSecretary.Attach(nbaGuy);
newSecretary.DeTach(stockGuy);
newSecretary.Nofity();
}
static void Main(string[] args)
{
Secretary Marry = new Secretary();
stockObserver Marry1 = new stockObserver("瑪莉", Marry);
stockObserver Marry2 = new stockObserver("強尼", Marry);
Marry.Attach(Marry1);
Marry.Attach(Marry2);
Marry.SecretaryAction = "老闆回來了";
Marry.Notify();
Console.Read();
}