.net工具类——时间操作

.net工具类——时间操作

        #region 时间操作

        /// <summary>
        /// 获得当前时间的""yyyy-MM-dd HH:mm:ss:fffffff""格式字符串
        /// </summary>
        public static string GetDateTimeMS()
        {
            return DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss:fffffff");
        }

        /// <summary>
        /// 获得当前时间的""yyyy年MM月dd日 HH:mm:ss""格式字符串
        /// </summary>
        public static string GetDateTimeU()
        {
            return string.Format("{0:U}", DateTime.Now);
        }

        /// <summary>
        /// 获得当前时间的""yyyy-MM-dd HH:mm:ss""格式字符串
        /// </summary>
        public static string GetDateTime()
        {
            return DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss");
        }

        /// <summary>
        /// 获得当前日期
        /// </summary>
        public static string GetDate()
        {
            return DateTime.Now.ToString("yyyy-MM-dd");
        }

        /// <summary>
        /// 获得中文当前日期
        /// </summary>
        public static string GetChineseDate()
        {
            return DateTime.Now.ToString("yyyy月MM日dd");
        }

        /// <summary>
        /// 获得当前时间(不含日期部分)
        /// </summary>
        public static string GetTime()
        {
            return DateTime.Now.ToString("HH:mm:ss");
        }

        /// <summary>
        /// 获得当前小时
        /// </summary>
        public static string GetHour()
        {
            return DateTime.Now.Hour.ToString("00");
        }

        /// <summary>
        /// 获得当前天
        /// </summary>
        public static string GetDay()
        {
            return DateTime.Now.Day.ToString("00");
        }

        /// <summary>
        /// 获得当前月
        /// </summary>
        public static string GetMonth()
        {
            return DateTime.Now.Month.ToString("00");
        }

        /// <summary>
        /// 获得当前年
        /// </summary>
        public static string GetYear()
        {
            return DateTime.Now.Year.ToString();
        }

        /// <summary>
        /// 获得当前星期(数字)
        /// </summary>
        public static string GetDayOfWeek()
        {
            return ((int)DateTime.Now.DayOfWeek).ToString();
        }


        //星期数组
        private static string[] _weekdays = { "星期日", "星期一", "星期二", "星期三", "星期四", "星期五", "星期六" };

        /// <summary>
        /// 获得当前星期(汉字)
        /// </summary>
        public static string GetWeek()
        {
            return _weekdays[(int)DateTime.Now.DayOfWeek];
        }

        #endregion