alma_in function

Check if dates are in an event set

alma_in() checks if x is in the event set of dates defined by the rschedule.

alma_in(x, rschedule)

Arguments

• x: [Date]

  A vector of dates.

• rschedule: [rschedule]

  An rschedule, such as an rrule, runion, rintersect, or rsetdiff.

Returns

A logical vector the same size as x.

Examples

rrule <- weekly() %>%
  recur_on_day_of_week("Thursday")

# A Thursday and Friday
x <- as.Date("1970-01-01") + 0:1

alma_in(x, rrule)

# Every month, on the 2nd day of the month
rrule2 <- monthly() %>%
  recur_on_day_of_month(2)

# Make a larger set of multiple rules
rb <- runion(rrule, rrule2)

alma_in(x, rb)