Events related to quarters

• on_quarter(): Is the date on quarter x?

• before_quarter(): Is the date before quarter x?

• after_quarter(): Is the date after quarter x?

• between_quarters(): Is the date between quarters x and y?

after_quarter(x, inclusive = FALSE)

before_quarter(x, inclusive = FALSE)

between_quarters(x, y)

on_quarter(x)

Arguments

x	[integer(1)] A quarter to mark as an event. For on_quarter(), this is also allowed to be a vector.
inclusive	[logical(1)] Should x count as an event?
y	[integer(1)] A quarter to mark as an event.