Advanced Search

Return to Snippet

Revision: 80603
at March 21, 2020 23:36 by chrisaiv
Updated URL 
https://www.chrisjmendez.com/2007/10/21/ruby-validate-a-credit-card/
Updated Code 
https://www.chrisjmendez.com/2007/10/21/ruby-validate-a-credit-card/

Revision: 4074
at October 21, 2007 18:37 by chrisaiv
Initial Code 
#Checksum Digit, there is an algorithm that checksum must match
#A. Import the libraries
require 'rubygems'
require 'creditcard'

#B. Boolean test as to whether this number is a valid credit card
puts '5276 4400 6542 1319'.creditcard?

#C. Check the type of credit card it is
puts '5276 4400 6542 1319'.creditcard_type
Initial URL 









Initial Description





Download the Credit Card Library from Lucas Carlson
user$ sudo gem install creditcard









Initial Title





Validate a Credit Card Number









Initial Tags





ruby, validation









Initial Language





Ruby