Technical Tutorials on MS Dynamics Axapta 2012,D365 FnO

How to find exchange rate in ax 2012 ExchangeRateHelper exchangeRateHelper; TransDate transactiondate; CurrencyCode transactionCurrency='CAD'; CurrencyExchangeRate exchangeRate1; CurrencyExchangeRate exchangeRate2; ; transactiondate = mkdate(21,2,2012); exchangeRateHelper = ExchangeRateHelper::newExc​hangeDate(Ledger::current(​),transactionCurrency,tran​sactiondate); exchangeRate1 = exchangeRateHelper.getExch​angeRate1(); exchangeRate2 = exchangeRateHelper.getExch​angeRate2(); info(num2str(exchangeRate1​,2,2,1,1));