摘要:
1. Dynamic dynamic contact = new ExpandoObject();contact.Name = "Patrick Hines";contact.Phone = "206-555-0144"; 2. Covariance and Contravariance IEn... 阅读全文
摘要:
Method declaration:public static void SomeMethod(int optional = 0) { }Method calls:SomeMethod(); // 0 is used in the method.SomeMethod(10); 见到以上代码,让... 阅读全文