根据时间段查询出范围内所有日期

 

/// <summary>
        /// 根据时间段查询范围内所有日期
        /// </summary>
        /// <param name="startDateTime">开始时间</param>
        /// <param name="EndDateTime">结束时间</param>
        /// <returns></returns>
        [HttpGet]
        [Authorize]
        public async Task<MessageModel<List<DateTime>>> GetAllDate(DateTime? startDateTime = null , DateTime? endDateTime = null)
        {
            MessageModel<List<DateTime>> result = new MessageModel<List<DateTime>>()
            {
                success = false
            };
            try
            {
                List<DateTime> dateTimeList = new List<DateTime>();
                DateTime dateTime = new DateTime();
                //循环比较，取出日期；
                for (dateTime = Convert.ToDateTime(startDateTime); dateTime.CompareTo(Convert.ToDateTime(endDateTime).Date) <= 0; dateTime = dateTime.AddDays(1))
                {
                    dateTimeList.Add(dateTime);
                }
                result.response = dateTimeList;
                result.success = true;
                result.msg = "查询成功";
            }
            catch (Exception ex)
            {
                result.msg = "获取数据异常" + ex.Message;
            }
            return result;
        }

原文：https://www.cnblogs.com/hugeboke/p/15745079.html