Need to know the currency used in a country? Do you want to have a list of all the currencies and their localized name? Use this class!
use Punic\Currency;
echo Currency::getCurrencyForTerritory('US');
// Output: USD (the currency code for US Dollars)
echo Currency::getName('USD');
// Output: the name of USD in the current default Punic locale
var_export(Currency::getCurrencyHistoryForTerritory('IT'));
// Output: the history of currencies used in Italy (from Italian Lira to Euro)