bestchange_rates:来自 bestchange.ru 的价格

bestchange_rates gem 允许从 bestchange.ru 获取实际汇率 安装 gem 'bestchange_rates' , :git => "git://github.com/harmaty/bestchange_rates.git" 用法 bestchange_rates = BestchangeRates . new # get list of Exchangers bestchange_rates . exchangers # get list of currencies bestchange_rates . currencies # get rates for direction bestchange_rates . rates 'WMZ' => 'Сбербанк' # => [ # {:from=>