C# 获取时间差（几天前，几小时前，几分钟前，几秒前）

 1         #region 获取时间差string GetTime(BsonString getTime)

 2         /// <summary>

 3         /// 获取时间差

 4         /// </summary>

 5         /// <param name="getTime">数据库时间</param>

 6         /// <returns>时间差</returns>

 7         private string GetTime(BsonString getTime)

 8         {

 9             var time1 = DateTime.ParseExact(Convert.ToString(getTime), "yyyy-MM-dd HH:mm:ss", null);

10             var time = DateTime.Now - time1;

11 

12             if (time.TotalHours > 24)

13             {

14                 return Math.Floor(time.TotalDays) + "天前";

15             }

16             if (time.TotalHours > 1)

17             {

18                 return Math.Floor(time.TotalHours) + "小时前";

19             }

20             if (time.TotalMinutes > 1)

21             {

22                 return Math.Floor(time.TotalMinutes) + "分钟前";

23             }

24             return Math.Floor(time.TotalSeconds) + "秒前";

25         }

26         #endregion