using System;
using System.Collections.Generic;
using System.Text;

/// <summary>
/// 快速获取 当前绝对时间的秒数
/// </summary>
class SysTime
{
    public static long GetTimeStamp()
    {
        TimeSpan ts = DateTime.UtcNow - new DateTime(1970, 1, 1, 0, 0, 0, 0);
        return Convert.ToInt64(ts.TotalSeconds);
    }
}