System.Hourglass

Get the system timezone and current time value in multiple formats

Current time in computer friendly format

timeCurrent :: IO Elapsed

Get the current elapsed seconds since epoch

timeCurrentP :: IO ElapsedP

Get the current elapsed seconds (precise to the nanosecond) since epoch

Current time in human friendly DateTime format

dateCurrent :: IO DateTime

Get the current global date

This is equivalent to:

timeGetDateTimeOfDay `fmap` timeCurrentP

localDateCurrent :: IO (LocalTime DateTime)

Get the localized date by using timezoneCurrent and dateCurrent

localDateCurrentAt :: TimezoneOffset -> IO (LocalTime DateTime)

Get the localized date at a specific timezone offset.

System timezone

timezoneCurrent :: IO TimezoneOffset

Get the current timezone offset

This include daylight saving time when in operation.