Typesafe currency conversion http://tuomas56.github.io/currency-convert
|Latest on Hackage:||0.2.1.0|
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Property | Value ------------|---------------------- Module | Data.Currency.Convert Description | Typesafe currency coversion using exchange rates from various sources. Copyright | © Tuomas Laakkonen 2016 License | BSD3 Maintainer | email@example.com Stability | Experimental Portability | Non-portable (GHC extensions)
This module allows values of currency to be converted from one currency to another using exchange rates from various sources.
The basic operation for this module is as follows:
First, get a conversion function (with
>>> Converter convert <- getDefaultConverter
Then, construct some value of currency using the convenience functions, and convert it using the convert function you just got:
>>> convert (usd 100) :: EUR 90.0 eur
The result type of
convert defines what currency the value will be converted into.
Real so the usual arithmetic operations are defined, and its value can be extracted with