关于时间的转换

//把秒转换成分钟

       /// <summary>

        /// 把秒转换成分钟

        /// </summary>

        /// <returns></returns>

        public static int SecondToMinute(int Second)

        {

            //   / 换成 * 号就是 把分钟换成秒

            decimal mm = (decimal)((decimal)Second / (decimal)60);

            Console.WriteLine(mm);

            return Convert.ToInt32(Math.Ceiling(mm));

        }

        /// <summary>

        /// 返回某年某月最后一天

        /// </summary>

        /// <param name="year">年份</param>

        /// <param name="month">月份</param>

        /// <returns>日</returns>

        public static int GetMonthLastDate(int year, int month)

        {

            DateTime lastDay = new DateTime(year, month, new System.Globalization.GregorianCalendar().GetDaysInMonth(year, month));

            int Day = lastDay.Day;

            return Day;

        }

关于时间的转换