[游戏开发]Unity 时间相关

        /// <summary>
        /// 获得本地时间戳毫秒
        /// </summary>
        /// <returns></returns>
        public static long GetTime() {
            return (DateTime.Now.ToUniversalTime().Ticks - 621355968000000000) / 10000;
        }

        /// <summary>
        /// 获得本地时间戳秒
        /// </summary>
        /// <returns></returns>
        public static long GetTim()
        {
            return (DateTime.Now.ToUniversalTime().Ticks - 621355968000000000) / 10000000;
        }

        /// <summary>
        /// 传一个时间戳得一个经过时间
        /// </summary>
        /// <param name="timer">毫秒</param>
        /// <returns></returns>
        public static string GetTimer(string timer)
        {
            long ti = GetTime() - long.Parse(timer);
            if (ti / 60000 >= 1)
            {
                if (ti / 3600000 >= 1)
                {
                    if (ti / 86400000 >= 1)
                    {
                        int num = (int)(ti / 86400000);
                        return num + "天以前";
                    }
                    else
                    {
                        int num = (int)(ti / 3600000);
                        return num + "小时以前";
                    }
                }
                else
                {
                    int num = (int)(ti / 60000);
                    return num + "分钟以前";
                }
            }
            else
            {
                return "刚刚";
            }
        }

        /// <summary>
        /// 传入一个秒数返回字符串时间格式
        /// </summary>
        /// <param name="timer"></param>
        /// <returns></returns>
        public static string GetStrTimer(long timer, string typ)
        {
            string st = "";
            if (typ == "00:00")
            {
                if (timer > 60)
                {
                    int second = (int)(timer % 60);
                    int minute = (int)((timer - second) / 60);
                    string str;
                    if (minute >= 10)
                    {
                        str = minute.ToString();
                    }
                    else
                    {
                        str = "0" + minute.ToString();
                    }
                    if (second >= 10)
                    {
                        return str + ":" + second;
                    }
                    else
                    {
                        return str + ":00";
                    }
                }
                else
                {
                    if (timer >= 10)
                    {
                        return "00:" + timer;
                    }
                    else
                    {
                        return "00:0" + timer;
                    }
                }
            }
            else if (typ == "00:00:00")
            {

            }
            return st;
        }