/// <summary>

        /// 根据时间获取时间状态

        /// </summary>

        /// <param name="dt"></param>

        /// <returns></returns>

        public string GetTimeInfo(DateTime dt)

        {

            TimeSpan span = DateTime.Now - dt;

            if (span.TotalDays > )

            {

                return dt.ToShortDateString();

            }

            else if (span.TotalDays > )

            {

                return "1个月前";

            }

            else if (span.TotalDays > )

            {

                return "2周前";

            }

            else if (span.TotalDays > )

            {

                return "1周前";

            }

            else if (span.TotalDays > )

            {

                return string.Format("{0}天前", (int)Math.Floor(span.TotalDays));

            }

            else if (span.TotalHours > )

            {

                return string.Format("{0}小时前", (int)Math.Floor(span.TotalHours));

            }

            else if (span.TotalMinutes > )

            {

                return string.Format("{0}分钟前", (int)Math.Floor(span.TotalMinutes));

            }

            else if (span.TotalSeconds >= )

            {

                return string.Format("{0}秒前", (int)Math.Floor(span.TotalSeconds));

            }

            else

            {

                return "刚刚";

            }

        }
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