c#计算时间差

DateTime DateTime1,

DateTime2 = DateTime.Now;//现在时间

DateTime1 = Convert.ToDateTime("2009-04-24 20:00:00"); //设置要求的减的时间

TimeSpan ts1 = new TimeSpan(DateTime1.Ticks);

TimeSpan ts2 = newTimeSpan(DateTime2.Ticks);

TimeSpan ts = ts1.Subtract(ts2).Duration();

//显示时间差

StringBuilder dateDiff = newStringBuilder();

dateDiff.Append(ts.Days.ToString() + "天");

dateDiff.Append(ts.Hours.ToString() + "小时");

dateDiff.Append(ts.Minutes.ToString() + "分钟");

dateDiff.Append(ts.Seconds.ToString() + "秒");

Response.Write(dateDiff.ToString());