c#DateTime与unix时间戳互相转换

public class UnixTimeUtil

{

    /// <summary>

    /// 将dateTime格式转换为Unix时间戳

    /// </summary>

    /// <param name="dateTime"></param>

    /// <returns></returns>

    public static int DateTimeToUnixTime(DateTime dateTime)

    {

        return (int)(dateTime - TimeZone.CurrentTimeZone.ToLocalTime(new DateTime(1970, 1, 1))).TotalSeconds;

    }

    /// <summary>

    /// 将Unix时间戳转换为dateTime格式

    /// </summary>

    /// <param name="time"></param>

    /// <returns></returns>

    public static DateTime UnixTimeToDateTime(int time)

    {

        if (time < 0)

            throw new ArgumentOutOfRangeException("time is out of range");

        return TimeZone.CurrentTimeZone.ToLocalTime(new DateTime(1970, 1, 1)).AddSeconds(time);

    }

}