Date/time parsing |
|
---|---|
Parse dates with year, month, and day components |
|
|
Parse date-times with year, month, and day, hour, minute, and second components. |
Parse periods with hour, minute, and second components |
|
User friendly date-time parsing functions |
|
Guess possible date-times formats from a character vector |
|
Setting, getting, and rounding |
|
Get/set years component of a date-time |
|
Get the fiscal quarter and semester of a date-time |
|
Get/set months component of a date-time |
|
Get/set weeks component of a date-time |
|
|
Get/set days component of a date-time |
Get/set hours component of a date-time |
|
Get/set minutes component of a date-time |
|
Get/set seconds component of a date-time |
|
Get/set time zone component of a date-time |
|
Date-time helpers |
|
Convert an object to a date or date-time |
|
Cyclic encoding of date-times |
|
Get/set date component of a date-time |
|
Converts a date to a decimal of its year |
|
Various date utilities |
|
Various POSIX utilities |
|
Is x a date-time object? |
|
Efficient creation of date-times from numeric representations |
|
The current day and time |
|
1970-01-01 UTC |
|
DurationsA ‘duration’ is a timespan measured in seconds. |
|
|
Create a duration object. |
Is x a difftime object? |
|
Create a difftime object. |
|
Change an object to a duration |
|
Duration class |
|
PeriodsA ‘period’ is a timespan defined in civil time (human) units like years, months, and days. |
|
|
Create or parse period objects |
Contrive a period to/from a given number of seconds |
|
Change an object to a period |
|
Period class |
|
IntervalsAn |
|
|
Utilities for creation and manipulation of |
Change an object to an |
|
Does a date (or interval) fall within an interval? |
|
Interval class |
|
TimespansTimespans are the generic concept that underlies durations, periods, and intervals. |
|
Description of time span classes in lubridate |
|
Compute the exact length of a time span |
|
Is x a length of time? |
|
Formatters |
|
Format dates and times based on human-friendly templates |
|
Format in ISO8601 character format |
|
Other modification functions |
|
Changes the components of a date object |
|
Fit a POSIXlt date-time to the timeline |
|
Get date-time in a different time zone |
|
Replace time zone to create new date-time |
|
Round, floor and ceiling methods for date-time objects |
|
Computes attractive axis breaks for date-time data |
|
Roll backward or forward a date the previous, current or next month |
|
Add and subtract months to a date without exceeding the last day of the new month |
|
Get local time from a date-time vector. |
|
Other date-time components |
|
Does date time occur in the am or pm? |
|
Get the number of days in the month of a date-time |
|
Get daylight savings time indicator of a date-time |
|
Is a year a leap year? |
|
Converts a decimal to a date |
|
Data |
|
Lakers 2008-2009 basketball data set |