CPI for general dates

cpi_inflator_general_date(from_nominal_price = 1, from_date, to_date,
  ...)

Arguments

from_nominal_price	(numeric) the nominal prices to be converted to a real price
from_date	(character, date-like) the 'date' contemporaneous to `from_nominal_price`. The acceptable forms are 'YYYY', 'YYYY-YY' (financial year), 'YYYY-MM-DD', and 'YYYY-Q[1-4]' (quarters). Note a vector cannot contain a mixture of date forms.
to_date	(character, date-like) the date at which the real price is valued (where the nominal price equals the real price). Same forms as for `from_date`
...	other arguments passed to `cpi_inflator_quarters`

A vector of real prices in to_date dollars.