Historical exchange rates for the GBP/SEK pair.
npm install --save @xrates/gbp-sek
const gbpToSek = require('@xrates/gbp-sek')
console.log(gbpToSek.lookup('2014-10-15'))
//=> 7.2696
Get the exchange rate for the specified date. The return value is a number that fits the description "1 GBP = ? SEK".
If the specific date requested is missing (e.g. due to bank holiday) the closest available date will be used.
If the specified date falls outside the span of the provided data, a RangeError will be thrown.
The data is collected from Sweden's central bank, Sveriges Riksbank, via their official API.