DateTime dt1 = Convert.ToDateTime("2010-10-1 10:01:30"); DateTime dt2 = Convert.ToDateTime("2010-10-2 10:02:40"); TimeSpan ts = dt2.Subtract(dt1); Console.WriteLine(ts.TotalSeconds);
c# 时间比较
原文：http://blog.csdn.net/zjw1349547081/article/details/41902137
