C#时间戳转日期

1         public static DateTime StampToDatetime(this long TimeStamp, bool isMinSeconds = false)
2         {
3             var startTime = TimeZone.CurrentTimeZone.ToLocalTime(new DateTime(1970, 1, 1));//当地时区
4             //返回转换后的日期
5             if (isMinSeconds)
6                 return startTime.AddMilliseconds(TimeStamp);
7             else
8                 return startTime.AddSeconds(TimeStamp);
9         }