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Boundaries: year-day

Source: R/gregorian-year-day.R
year-day-boundary.Rd

This is a year-day method for the calendar_start() and calendar_end() generics. They adjust components of a calendar to the start or end of a specified precision.

Usage

# S3 method for class 'clock_year_day'
calendar_start(x, precision)

# S3 method for class 'clock_year_day'
calendar_end(x, precision)

Arguments

x

[clock_year_day]

A year-day vector.

precision

[character(1)]

One of:

  • "year"

  • "day"

  • "hour"

  • "minute"

  • "second"

  • "millisecond"

  • "microsecond"

  • "nanosecond"

Value

x at the same precision, but with some components altered to be at the boundary value.

Examples

# Day precision
x <- year_day(2019:2020, 5)
x
#> <year_day<day>[2]>
#> [1] "2019-005" "2020-005"

# Compute the last day of the year
calendar_end(x, "year")
#> <year_day<day>[2]>
#> [1] "2019-365" "2020-366"