Data.Dates

data DateTime

data Time

data WeekDay

parseDate

pDate

pDateTime

pTime

pDateInterval

getCurrentDateTime

tryRead

tryReadInt

data DateIntervalType

data DateInterval

dayToDateTime

dateTimeToDay

weekdayToInterval

weekdayNumber

intToWeekday

dateWeekDay

lastMonday

nextMonday

modifyDate

datesDifference

addInterval

negateInterval

minusInterval

addTime