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luhn-generator

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A generator of numbers that passes the validation of Luhn algorithm or Luhn formula, also known as the 'modulus 10' or 'mod 10' algorithm

github.com/rromanovsky/luhn-generator

rromanovsky/luhn-generator

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'use strict'; const regex = '[\uD800-\uDBFF][\uDC00-\uDFFF]'; module.exports = opts => opts && opts.exact ? new RegExp(`^${regex}$`) : new RegExp(regex, 'g');