A C D E F G H I L M N O P Q R S T U W Y misc
add_with_rollback | Add and subtract months to a date without exceeding the last day of the new month |
am | Does date time occur in the am or pm? |
as.duration | Change an object to a duration |
as.duration-method | Change an object to a duration |
as.interval | Change an object to an 'interval' |
as.interval-method | Change an object to an 'interval' |
as.period | Change an object to a period |
as.period-method | Change an object to a period |
as_date | Convert an object to a date or date-time |
as_date-method | Convert an object to a date or date-time |
as_datetime | Convert an object to a date or date-time |
as_datetime-method | Convert an object to a date or date-time |
ceiling_date | Round, floor and ceiling methods for date-time objects |
cyclic_encoding | Cyclic encoding of date-times |
Date | Various date utilities |
date | Get/set date component of a date-time |
date<- | Get/set date component of a date-time |
DateTimeUpdate | Changes the components of a date object |
date_decimal | Converts a decimal to a date |
day | Get/set days component of a date-time |
day<- | Get/set days component of a date-time |
days | Create or parse period objects |
days_in_month | Get the number of days in the month of a date-time |
ddays | Create a duration object. |
decimal_date | Converts a date to a decimal of its year |
dhours | Create a duration object. |
dmicroseconds | Create a duration object. |
dmilliseconds | Create a duration object. |
dminutes | Create a duration object. |
dmonths | Create a duration object. |
dmy | Parse dates with *y*ear, *m*onth, and *d*ay components |
dmy_h | Parse date-times with *y*ear, *m*onth, and *d*ay, *h*our, *m*inute, and *s*econd components. |
dmy_hm | Parse date-times with *y*ear, *m*onth, and *d*ay, *h*our, *m*inute, and *s*econd components. |
dmy_hms | Parse date-times with *y*ear, *m*onth, and *d*ay, *h*our, *m*inute, and *s*econd components. |
dnanoseconds | Create a duration object. |
dpicoseconds | Create a duration object. |
dseconds | Create a duration object. |
dst | Get *d*aylight *s*avings *t*ime indicator of a date-time |
duration | Create a duration object. |
Duration-class | Duration class |
durations | Duration class |
dweeks | Create a duration object. |
dyears | Create a duration object. |
dym | Parse dates with *y*ear, *m*onth, and *d*ay components |
epiweek | Get/set weeks component of a date-time |
epiyear | Get/set years component of a date-time |
fast_strptime | User friendly date-time parsing functions |
fit_to_timeline | Fit a POSIXlt date-time to the timeline |
floor_date | Round, floor and ceiling methods for date-time objects |
force_tz | Replace time zone to create new date-time |
force_tz.default | Replace time zone to create new date-time |
force_tzs | Replace time zone to create new date-time |
format_ISO8601 | Format in ISO8601 character format |
format_ISO8601-method | Format in ISO8601 character format |
guess_formats | Guess possible date-times formats from a character vector |
hm | Parse periods with *h*our, *m*inute, and *s*econd components |
hms | Parse periods with *h*our, *m*inute, and *s*econd components |
hour | Get/set hours component of a date-time |
hour<- | Get/set hours component of a date-time |
hours | Create or parse period objects |
instant | Is x a date-time object? |
instants | Is x a date-time object? |
interval | Utilities for creation and manipulation of 'Interval' objects |
Interval-class | Interval class |
intervals | Interval class |
int_aligns | Utilities for creation and manipulation of 'Interval' objects |
int_diff | Utilities for creation and manipulation of 'Interval' objects |
int_end | Utilities for creation and manipulation of 'Interval' objects |
int_end<- | Utilities for creation and manipulation of 'Interval' objects |
int_flip | Utilities for creation and manipulation of 'Interval' objects |
int_length | Utilities for creation and manipulation of 'Interval' objects |
int_overlaps | Utilities for creation and manipulation of 'Interval' objects |
int_shift | Utilities for creation and manipulation of 'Interval' objects |
int_standardize | Utilities for creation and manipulation of 'Interval' objects |
int_start | Utilities for creation and manipulation of 'Interval' objects |
int_start<- | Utilities for creation and manipulation of 'Interval' objects |
is.Date | Various date utilities |
is.difftime | Is x a difftime object? |
is.duration | Create a duration object. |
is.instant | Is x a date-time object? |
is.interval | Utilities for creation and manipulation of 'Interval' objects |
is.period | Create or parse period objects |
is.POSIXct | Various POSIX utilities |
is.POSIXlt | Various POSIX utilities |
is.POSIXt | Various POSIX utilities |
is.timepoint | Is x a date-time object? |
is.timespan | Is x a length of time? |
isoweek | Get/set weeks component of a date-time |
isoyear | Get/set years component of a date-time |
lakers | Lakers 2008-2009 basketball data set |
leap_year | Is a year a leap year? |
local_time | Get local time from a date-time vector. |
m+ | Add and subtract months to a date without exceeding the last day of the new month |
m- | Add and subtract months to a date without exceeding the last day of the new month |
make_date | Efficient creation of date-times from numeric representations |
make_datetime | Efficient creation of date-times from numeric representations |
make_difftime | Create a difftime object. |
mday | Get/set days component of a date-time |
mday<- | Get/set days component of a date-time |
mdy | Parse dates with *y*ear, *m*onth, and *d*ay components |
mdy_h | Parse date-times with *y*ear, *m*onth, and *d*ay, *h*our, *m*inute, and *s*econd components. |
mdy_hm | Parse date-times with *y*ear, *m*onth, and *d*ay, *h*our, *m*inute, and *s*econd components. |
mdy_hms | Parse date-times with *y*ear, *m*onth, and *d*ay, *h*our, *m*inute, and *s*econd components. |
microseconds | Create or parse period objects |
milliseconds | Create or parse period objects |
minute | Get/set minutes component of a date-time |
minute<- | Get/set minutes component of a date-time |
minutes | Create or parse period objects |
month | Get/set months component of a date-time |
month<- | Get/set months component of a date-time |
months.numeric | Create or parse period objects |
ms | Parse periods with *h*our, *m*inute, and *s*econd components |
my | Parse dates with *y*ear, *m*onth, and *d*ay components |
myd | Parse dates with *y*ear, *m*onth, and *d*ay components |
nanoseconds | Create or parse period objects |
NA_Date_ | Various date utilities |
NA_POSIXct_ | Various POSIX utilities |
now | The current day and time |
origin | 1970-01-01 UTC |
parse_date_time | User friendly date-time parsing functions |
parse_date_time2 | User friendly date-time parsing functions |
period | Create or parse period objects |
periods | Create or parse period objects |
period_to_seconds | Contrive a period to/from a given number of seconds |
picoseconds | Create or parse period objects |
pm | Does date time occur in the am or pm? |
POSIXct | Various POSIX utilities |
pretty_dates | Computes attractive axis breaks for date-time data |
qday | Get/set days component of a date-time |
qday<- | Get/set days component of a date-time |
quarter | Get the fiscal quarter and semester of a date-time |
rollback | Roll backward or forward a date the previous, current or next month |
rollbackward | Roll backward or forward a date the previous, current or next month |
rollforward | Roll backward or forward a date the previous, current or next month |
round_date | Round, floor and ceiling methods for date-time objects |
second | Get/set seconds component of a date-time |
second<- | Get/set seconds component of a date-time |
seconds | Create or parse period objects |
seconds_to_period | Contrive a period to/from a given number of seconds |
semester | Get the fiscal quarter and semester of a date-time |
stamp | Format dates and times based on human-friendly templates |
stamp_date | Format dates and times based on human-friendly templates |
stamp_time | Format dates and times based on human-friendly templates |
timespan | Description of time span classes in lubridate |
timespans | Description of time span classes in lubridate |
time_length | Compute the exact length of a time span |
time_length-method | Compute the exact length of a time span |
today | The current day and time |
tz | Get/set time zone component of a date-time |
tz<- | Get/set time zone component of a date-time |
update.POSIXt | Changes the components of a date object |
wday | Get/set days component of a date-time |
wday<- | Get/set days component of a date-time |
week | Get/set weeks component of a date-time |
week<- | Get/set weeks component of a date-time |
weeks | Create or parse period objects |
with_tz | Get date-time in a different time zone |
with_tz.default | Get date-time in a different time zone |
yday | Get/set days component of a date-time |
yday<- | Get/set days component of a date-time |
ydm | Parse dates with *y*ear, *m*onth, and *d*ay components |
ydm_h | Parse date-times with *y*ear, *m*onth, and *d*ay, *h*our, *m*inute, and *s*econd components. |
ydm_hm | Parse date-times with *y*ear, *m*onth, and *d*ay, *h*our, *m*inute, and *s*econd components. |
ydm_hms | Parse date-times with *y*ear, *m*onth, and *d*ay, *h*our, *m*inute, and *s*econd components. |
year | Get/set years component of a date-time |
year<- | Get/set years component of a date-time |
years | Create or parse period objects |
ym | Parse dates with *y*ear, *m*onth, and *d*ay components |
ymd | Parse dates with *y*ear, *m*onth, and *d*ay components |
ymd_h | Parse date-times with *y*ear, *m*onth, and *d*ay, *h*our, *m*inute, and *s*econd components. |
ymd_hm | Parse date-times with *y*ear, *m*onth, and *d*ay, *h*our, *m*inute, and *s*econd components. |
ymd_hms | Parse date-times with *y*ear, *m*onth, and *d*ay, *h*our, *m*inute, and *s*econd components. |
yq | Parse dates with *y*ear, *m*onth, and *d*ay components |
%--% | Utilities for creation and manipulation of 'Interval' objects |
%m+% | Add and subtract months to a date without exceeding the last day of the new month |
%m+%-method | Add and subtract months to a date without exceeding the last day of the new month |
%m-% | Add and subtract months to a date without exceeding the last day of the new month |
%m-%-method | Add and subtract months to a date without exceeding the last day of the new month |
%within% | Does a date (or interval) fall within an interval? |
%within%-method | Does a date (or interval) fall within an interval? |