Package index • zutempo

Types

Temporal’s eight types, each built by the function named after it from fields, strings or other values. Each topic lists every member of the type and the R function that implements it.

instant() instant_from_epoch_milliseconds() instant_from_epoch_nanoseconds() instant_compare(): Exact times: Temporal's Instant
zoned_date_time() zoned_date_time_compare(): Exact times in a time zone: Temporal's ZonedDateTime
plain_date_time() plain_date_time_compare(): Calendar dates with clock times: Temporal's PlainDateTime
plain_date() plain_date_compare(): Calendar dates: Temporal's PlainDate
plain_time() plain_time_compare(): Clock times: Temporal's PlainTime
plain_year_month() plain_year_month_compare(): Months: Temporal's PlainYearMonth
plain_month_day(): Days of the year: Temporal's PlainMonthDay
duration() duration_compare(): Durations: Temporal's Duration

Properties

Temporal’s properties, as accessors named after them.

calendar_id() era() era_year() year() month() month_code() day() day_of_week() day_of_year() week_of_year() year_of_week() days_in_week() days_in_month() days_in_year() months_in_year() in_leap_year() hour() minute() second() millisecond() microsecond() nanosecond() years() months() weeks() days() hours() minutes() seconds() milliseconds() microseconds() nanoseconds() blank() Math(<zutempo_duration>) epoch_milliseconds() epoch_nanoseconds() offset_nanoseconds() offset() time_zone_id() hours_in_day(): Fields of a Temporal value

Methods

Temporal’s prototype methods, as temporal_ and the method name.

temporal_add() temporal_subtract(): Add a duration to, or subtract one from, a Temporal value
temporal_until() temporal_since(): Difference between two Temporal values
temporal_round(): Round a Temporal value
temporal_total(): Total a duration in one unit
temporal_with() temporal_with_plain_time() temporal_with_calendar() temporal_with_time_zone(): Replace fields of a Temporal value
temporal_equals(): Compare Temporal values
temporal_negated() temporal_abs(): Negate or take the magnitude of a duration
temporal_start_of_day(): The start of a day in a time zone
temporal_get_time_zone_transition(): Time zone transitions
temporal_to_instant() temporal_to_zoned_date_time_iso() temporal_to_zoned_date_time(): Convert to and from zoned values
temporal_to_plain_date() temporal_to_plain_time() temporal_to_plain_date_time() temporal_to_plain_year_month() temporal_to_plain_month_day(): Convert between the plain types
temporal_to_string(): Format a Temporal value as an ISO 8601 string

Now

Temporal.Now: the system time zone and the current time.

now_time_zone_id() now_zoned_date_time_iso() now_plain_date_time_iso() now_plain_date_iso() now_plain_time_iso(): The current time in a time zone
now_instant(): The current time

Conversions and reading

as.Date(<zutempo_plain_date>) as.Date(<zutempo_plain_date_time>) as.Date(<zutempo_zoned_date_time>) as.Date(<zutempo_instant>) as.POSIXct(<zutempo_instant>) as.POSIXct(<zutempo_zoned_date_time>) as.POSIXct(<zutempo_plain_date_time>) as.POSIXlt(<zutempo_zoned_date_time>) as.POSIXlt(<zutempo_instant>) as.POSIXlt(<zutempo_plain_date_time>) temporal_to_difftime(): Convert Temporal values to base R dates and times
zutempo_parse(): Read strings as a Temporal type, with NA for those that fail
zutempo_parse_errors(): The strings zutempo_parse() could not read

Options

zutempo_options: Options shared by zutempo's functions

The package

zutempo zutempo-package: zutempo: Dates, Times and Durations Following 'JavaScript' Temporal
zutempo_info(): What zutempo was built against
zutempo_tz_reset(): Forget the parsed time zones