TimeHelp 获取时间戳转换类

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);
        }
    }
}