摘要: View Code class Program { static void Main(string[] args) { Subject sub1 = new Subject(); Observer_1 ob1 = new Observer_1("NO.1"); Observer_1 ob2 = new Observer_1("NO.2"); sub1.AddObserver(ob1); sub1.AddObserver(ob2); ... 阅读全文
posted @ 2012-01-05 12:38 E=mc² 阅读(241) 评论(0) 推荐(0) 编辑