时间戳

public static System.DateTime ConvertIntDateTime(double d)
    {
        System.DateTime time = System.DateTime.MinValue;
        System.DateTime startTime = TimeZone.CurrentTimeZone.ToLocalTime(new System.DateTime(1970, 1, 1));
        time = startTime.AddMilliseconds(d);
        return time;
    }

    /// <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 ConvertDateTimeInt(System.DateTime time)
    {
        //double intResult = 0;
        System.DateTime startTime = TimeZone.CurrentTimeZone.ToLocalTime(new System.DateTime(1970,1,1,0,0,0,0));
        //intResult = (time- startTime).TotalMilliseconds;
        long t = (time.Ticks - startTime.Ticks)/10000;            //除10000调整为13位
        return t;
    }