using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;

namespace Share

{

    public class TimeHelp

    {

        /// <summary>

        /// 获取时间戳  10位

        /// </summary>

        /// <returns></returns>

        public static string GetTimeStamp()

        {

            TimeSpan ts = DateTime.UtcNow - new DateTime(, , , , , , );

            return Convert.ToInt64(ts.TotalSeconds).ToString();

        }

        /// <summary>

        /// 获取时间戳 13

        /// </summary>

        /// <returns></returns>

        public static string GetTimeStamp(System.DateTime time)

        {

            long ts = ConvertDateTimeToInt(time);

            return ts.ToString();

        }

        /// <summary>

        /// 将c# DateTime时间格式转换为Unix时间戳格式

        /// </summary>

        /// <param name="time">时间</param>

        /// <returns>long</returns>

        public static long ConvertDateTimeToInt(System.DateTime time)

        {

            System.DateTime startTime = TimeZone.CurrentTimeZone.ToLocalTime(new System.DateTime(, , , , , , ));

            long t = (time.Ticks - startTime.Ticks) / ;   //除10000调整为13位

            return t;

        }

        /// <summary>

        /// 时间戳转为C#格式时间

        /// </summary>

        /// <param name=”timeStamp”></param>

        /// <returns></returns>

        public static DateTime ConvertStringToDateTime(string timeStamp)

        {

            DateTime dtStart = TimeZone.CurrentTimeZone.ToLocalTime(new DateTime(, , ));

            long lTime = long.Parse(timeStamp + "");

            TimeSpan toNow = new TimeSpan(lTime);

            return dtStart.Add(toNow);

        }

    }

}