| am | Does date time occur in the am or pm? |
| as_date | Convert an object to a date or date-time |
| as.duration | Change an object to a duration |
| as.interval | Change an object to an 'interval' |
| as.period | Change an object to a period |
| cyclic_encoding | Cyclic encoding of date-times |
| date | Get/set date component of a date-time |
| DateCoercion | Convert a variety of date-time classes to POSIXlt and POSIXct |
| date_decimal | Converts a decimal to a date |
| DateTimeUpdate | Changes the components of a date object |
| date_utils | Various date utilities |
| day | Get/set days component of a date-time |
| days_in_month | Get the number of days in the month of a date-time |
| decimal_date | Converts a date to a decimal of its year |
| Deprecated | Deprecated functions in the lubridate package |
| dst | Get *d*aylight *s*avings *t*ime indicator of a date-time |
| duration | Create a duration object. |
| Duration-class | Duration class |
| fit_to_timeline | Fit a POSIXlt date-time to the timeline |
| force_tz | Replace time zone to create new date-time |
| format_ISO8601 | Format in ISO8601 character format |
| format_ISO8601_precision_check | Provide a format for ISO8601 dates and times with the... |
| guess_formats | Guess possible date-times formats from a character vector |
| hidden_aliases | Internal page for hidden aliases |
| hms | Parse periods with *h*our, *m*inute, and *s*econd components |
| hour | Get/set hours component of a date-time |
| interval | Utilities for creation and manipulation of 'Interval' objects |
| Interval-class | Interval class |
| is.difftime | Is x a difftime object? |
| is.instant | Is x a date-time object? |
| is.timespan | Is x a length of 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. |
| lubridate-package | Dates and times made easy with lubridate |
| make_datetime | Efficient creation of date-times from numeric representations |
| make_difftime | Create a difftime object. |
| minute | Get/set minutes component of a date-time |
| month | Get/set months component of a date-time |
| mplus | Add and subtract months to a date without exceeding the last... |
| now | The current day and time |
| origin | 1970-01-01 UTC |
| parse_date_time | User friendly date-time parsing functions |
| period | Create or parse period objects |
| Period-class | Period class |
| period_to_seconds | Contrive a period to/from a given number of seconds |
| posix_utils | Various POSIX utilities |
| pretty_dates | Computes attractive axis breaks for date-time data |
| quarter | Get the fiscal quarter and semester of a date-time |
| reclass_date | Convenience method to reclass dates post-modification. |
| reclass_timespan | Convenience method to reclass timespans post-modification. |
| reexports | Objects exported from other packages |
| rollbackward | Roll backward or forward a date the previous, current or next... |
| round_date | Round, floor and ceiling methods for date-time objects |
| second | Get/set seconds component of a date-time |
| stamp | Format dates and times based on human-friendly templates |
| time_length | Compute the exact length of a time span |
| timespan | Description of time span classes in lubridate |
| Timespan-class | Timespan class |
| tz | Get/set time zone component of a date-time |
| week | Get/set weeks component of a date-time |
| within-interval | Does a date (or interval) fall within an interval? |
| with_tz | Get date-time in a different time zone |
| year | Get/set years component of a date-time |
| ymd | Parse dates with *y*ear, *m*onth, and *d*ay components |
| ymd_hms | Parse date-times with *y*ear, *m*onth, and *d*ay, *h*our,... |
