namespace test {     class Program     {         static void Main(string[] args)         {             DateTime now = DateTime.Now;             DateTime time = Convert.ToDateTime( "2014-03-17 11:02:00");             TimeSpan ts = now - time;             if (time.Year == now.Year)             {                 if (ts.Days < 1 && now.Day == time.Day)                 {                     if (ts.Hours < 1)                     {                         if (ts.Minutes < 1)                         {                             string s=ts.Seconds.ToString() + "秒前爱我别走给您留言";                             Console.WriteLine(s);                             Console.ReadLine();                             return;                         }                         string a = ts.Minutes.ToString() + "分钟前爱我别走给您留言";                          Console.WriteLine(a);                          Console.ReadLine();                          return;                     }                     string b = "今天 " + time.ToString("HH:mm") + "爱我别走给您留言";                     Console.WriteLine(b);                     Console.ReadLine();                     return;                 }                 Console.WriteLine(time.Month.ToString()+"月" + time.Day.ToString() +"日"+ time.Hour.ToString("#00")+"小时" + time.Minute.ToString("#00")+"分钟前"+"爱你的他给你留言了");             }             Console.ReadLine();         }     } }