Determine if a credit card is valid
edit Gemfile
gem 'activemerchant'
bundle install
Using rake (10.0.3)
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Using activesupport (4.0.0.beta)
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Using active_utils (1.0.5)
Using json (1.7.7)
Using money (5.1.1)
Using nokogiri (1.5.6)
Using activemerchant (1.31.0)
Using activemodel (4.0.0.beta)
Using activerecord-deprecated_finders (0.0.3)
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Using activerecord (4.0.0.beta)
Using activeresource (4.0.0.beta)
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Using turbolinks (1.0.0)
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Updating files in vendor/cache
Could not find activesupport-4.0.0.beta.gem for installation
mkdir script
edit script/creditcard.rb
credit_card = ActiveMerchant::Billing::CreditCard.new(
number: '4111111111111111',
month: '8',
year: '2009',
first_name: 'Tobias',
last_name: 'Luetke',
verification_value: '123'
)
puts "Is #{credit_card.number} valid? #{credit_card.valid?}"
rails runner script/creditcard.rb
Is 4111111111111111 valid? false