CC_issuer

A gem to find out issuer of the credit card just by entering the Card Number. Currently supports..

               

How To Install?

Add this line to your application's Gemfile:

gem 'cc_issuer'

And then execute:

$ bundle install

OR install it yourself as:

$ gem install cc_issuer

Usage

require 'cc_issuer'
'4444 4444 4444 4444'.cci?   # => Visa

Where, 4444 4444 4444 4444 is to be replaced by your Card Number

Even works like this...

require 'cc_issuer'
'4444444444444444'.cci?   # => Visa

require 'cc_issuer'
'4444-4444-4444-4444'.cci?   # => Visa

Where, cci? refers to Credit Card Issuer?

These are some of the supported plugins

Card Issuer	Key Value
Mastercard	:mastercard?
Visa	:visa?
Discover	:discover?
American Express	:amex?
Japan credit bureau	:jcb?
Maestro	:maestro?
DC Carte Blanche	:dccb?
DC International	:dci?
Enroute	:enroute?

Examples :

require 'cc_issuer'
'4444-4444-4444-4444'.visa?   # => true

require 'cc_issuer'
'4444-4444-4444-4444'.maestro?   # => false

Where, 4444-4444-4444-4444 is to be replaced by your Card Number

License

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