Events related to days of the year

• on_day() / on_yday(): Is the date on the x-th day of the year?

• before_day() / before_yday(): Is the date before the x-th day of the year?

• after_day() / after_yday(): Is the date after the x-th day of the year?

• between_days() / between_ydays(): Is the date between the x-th and y-th days of the year?

after_day(x, inclusive = FALSE, start = TRUE)

after_yday(x, inclusive = FALSE, start = TRUE)

before_day(x, inclusive = FALSE, start = TRUE)

before_yday(x, inclusive = FALSE, start = TRUE)

between_days(x, y, start = TRUE)

between_ydays(x, y, start = TRUE)

on_day(x, start = TRUE)

on_yday(x, start = TRUE)

Arguments

x	[integer(1)] A day of the year to mark as an event. For on_day(), this is also allowed to be a vector.
inclusive	[logical(1)] Should x count as an event?
start	[logical(1)] Should counting start from the beginning of the year? If FALSE, the event is computed as the x-th day from the end of the year.
y	[integer(1)] A day of the year to mark as an event.

Details

on_day() is an alias of the less common, but more verbose, on_yday().