Esempio n. 1
0
        static void Main(string[] args)
        {
            // Create IBM stock and attach investors
            IBM ibm = new IBM("IBM", 120.00);

            ibm.Attach(new Investor("Sorros"));
            ibm.Attach(new Investor("Kowalski"));

            // Fluctuating prices will notify investors
            ibm.Price = 120.10;
            ibm.Price = 121.00;
            ibm.Price = 120.50;
            ibm.Price = 120.75;
        }
Esempio n. 2
0
        static void Main(string[] args)
        {
            IBM ibm = new IBM("IBM", 120.00);

            ibm.Attach(new Investor("Sorros"));
            var kowalski = new Investor("Kowalski");

            ibm.Attach(kowalski);

            // Fluctuating prices will notify investors
            ibm.Price = 120.10;
            ibm.Price = 121.00;
            ibm.Detach(kowalski);
            ibm.Price = 120.50;
            ibm.Price = 120.75;
        }