get_exchangerate_from_interval: Retrieves the exchange rates from a specific interval.

In rnbp: Wrapper for the National Bank of Poland API

Description

Retrieves the exchange rates from a specific interval.

Usage

get_exchangerate_from_interval(table, currency_code, from, to)

Arguments

table	specifies which from which table the exchange rate should be fetched.
currency_code	code of the currency for which the exchange rate should be fetched.
from	start day of the interval.
to	end day of the interval.

Details

As exchange rates are not published on the weekends fetching values from an interval containing a weekend will result in a response that omits those days.

Value

nbp_api_response object containing the exchange rates from the specified interval.

See Also

https://api.nbp.pl/#kursyWalut

Other rates: get_current_exchangerate(), get_exchangerate_from(), get_last_n_exchangerates(), get_todays_exchangerate()

Examples

  tryCatch({
      ## Fetch the exchange rate table from the past week
      response <- get_exchangerate_tables_from_interval("A", Sys.Date() - 7, Sys.Date())
      ## Preview response content
      response$content
    },
    error = function(e) message(e)
  )

rnbp documentation built on June 7, 2021, 9:07 a.m.