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sklppr/coupon.rb

Created January 28, 2014 12:05
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Coupon code generator with customizable number of parts, number of characters per part and separator.
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coupon.rb
def coupon(parts: 4, chars: 4, separator: "-")
SecureRandom.hex(parts*chars/2).upcase.scan(%r/.{#{chars}}/).join(separator)
end
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