DateUpdate              Changes the components of a date object
add_dates               Adding date-time objects
add_epoch_to_date       Add epochs to dates
am                      Does date time occur in the am or pm?
as.duration             Change an object to a duration (difftime).
as.interval             Change an object to an interval.
as.period               Change an object to a period.
ceiling_date            Round date-times up.
decimal_date            Converts a date to a decimal of its year.
dseconds                Quickly create exact time spans.
dst                     Get Daylight Savings Time indicator of a
                        date-time.
duration                Description of time span classes in lubridate.
floor_date              Round date-times down.
force_tz                Replace time zone to create new date-time
hm                      Create a period with the specified number of
                        hours and minutes
hms                     Create a period with the specified hours,
                        minutes, and seconds
hour                    Get/set hours component of a date-time.
int_end                 Access and change the end date of an interval
int_start               Access and change the start date of an interval
is.Date                 Is x a Date object?
is.POSIXt               Is x a POSIXct or POSIXlt object?
is.difftime             Is x a difftime object?
is.duration             Is x a duration object?
is.instant              Is x a date-time object?
is.interval             Is x an interval object?
is.period               Is x a period object?
is.timespan             Is x a length of time?
lakers                  Lakers 2008-2009 basketball data set
leap_year               Is a year a leap year?
lubridate               Dates and times made easy with lubridate
make_difftime           Makes a difftime object from a given number of
                        seconds
minute                  Get/set minutes component of a date-time.
month                   Get/set months component of a date-time.
ms                      Create a period with the specified number of
                        minutes and seconds
new_difftime            Create a difftime object.
new_duration            Create a duration object.
new_epoch               Create an epoch object
new_interval            Create an interval object.
new_period              Create a period object.
now                     The current time
origin                  1970-01-01 GMT
parse_date              Change dates into a POSIXct format
pretty.dates            Computes attractive axis breaks for date-time
                        data
round_date              Rounding for date-times.
second                  Get/set seconds component of a date-time.
seconds                 Quickly create relative timespans.
subtract_dates          Subtracting date-time objects
sundays                 Quickly create common epoch objects
today                   The current date
tz                      Get/set time zone component of a date-time.
wday                    Get/set days component of a date-time.
week                    Get/set weeks component of a date-time.
with_tz                 Get date-time in a different time zone
yday                    Get/set days component of a date-time.
year                    Get/set years component of a date-time.
ymd                     Parse dates according to the order that year,
                        month, and day elements appear
ymd_hms                 Parse dates that have hours, minutes, or
                        seconds elements
