quick_luhn_ruby

Very simple library to calculate and validate Luhn numbers .

Add to your Gemfile:

gem 'quick_luhn_ruby'

And then :

$ bundle

Or install it:

$ gem install quick_luhn_ruby

require 'luhn'
number = '4111111111111111'
Luhn.valid? number # => true
number = '4111111111111112'
Luhn.valid? number # => false

This project is intended to be a safe, welcoming space for collaboration, and contributors are expected to adhere to the code of conduct.

1. Fork it
2. Create your feature branch (git checkout -b new-feature)
3. Commit your changes (git commit -am 'Added some New feature')
4. Push to the branch (git push origin new-feature)
5. Create new Pull Request

The gem is available as open source under the terms of the MIT License.

Everyone interacting in the LuhnRuby project's codebases, issue trackers, chat rooms and mailing lists is expected to follow the code of conduct.