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ActiveMerchant::Billing::CreditCardFormatting

Public Instance Methods

format(number, option) click to toggle source

This method is used to format numerical information pertaining to credit cards.

  format(2005, :two_digits)  # => "05"
  format(05,   :four_digits) # => "0005"
    # File lib/active_merchant/billing/credit_card_formatting.rb, line 9
 9:       def format(number, option)
10:         return '' if number.blank?
11:         
12:         case option
13:           when :two_digits  ; sprintf("%.2i", number)[2..1]
14:           when :four_digits ; sprintf("%.4i", number)[4..1]
15:           else number
16:         end
17:       end

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