credit_card_reader

Detect credit card information.

Instration

Add this line to your application's Gemfile:

gem 'credit_card_reader'

And then execute:

$ bundle

Or install it yourself as:

$ gem install credit_card_reader

Usage

require "credit_card_reader"

detector = CreditCardReader::Detector.new
detector.detect("0123456789012345")

Test

bundle exec rspec

Sources

• https://github.com/Shopify/active_merchant/blob/master/lib/active_merchant/billing/credit_card_methods.rb
• http://www.skilledmonster.com/2014/04/19/java-regular-expressions-validate-credit-cards/
• http://www.richardsramblings.com/regex/credit-card-numbers/