摘要：
View Code 1 //求200以内偶数的和 2 declare @a int 3 declare @sum int 4 set @a = 0 5 set @sum = 0 6 while(@a<=200) 7 begin 8 set @a = @a + 1 9 if(@a%2 = 0)10 begin11 set @sum = @sum+@a12 end13 end14 print @sum15 16 17 //求10的阶乘18 declare @b int19 declare @c int20 set @... 阅读全文
摘要：
View Code 1 using System; 2 public delegate void Del(); 3 public class Observer 4 { 5 public static void Main() 6 { 7 Alarm alarm = new Alarm(); 8 alarm.sl =()=>{Console.WriteLine("快开了，加油哦");}; 9 alarm.si =()=>{Console.WriteLine("嘟嘟");};10 alarm.Jia();11 ... 阅读全文
摘要：
View Code 1 using System; 2 public class GetValue 3 { 4 /*为People扩展一个方法ToValue 5 要求为：能把People里面所有属性的值打印出来*/ 6 public static void Main() 7 { 8 People people = new People(); 9 people.Get("康熙",300);10 }11 }12 public static class ToValue13 {14 public static void G... 阅读全文