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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

9 lines (6 loc) 258 B
var reverse = require('../array/virtual/reverse'); var ArrayPrototype = Array.prototype; module.exports = function (it) { var own = it.reverse; return it === ArrayPrototype || (it instanceof Array && own === ArrayPrototype.reverse) ? reverse : own; };