node-verhoeff
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Simple implementation of verhoeff checksum implentation in node JS.
Did you know aadhaar numbers have last digit as a verhoeff checksum. The idea behind this is to quickly identify typing/data-entry errors on the entry machine.
https://groups.google.com/forum/#!msg/aadhaarauth/eB5hOU-Qtq0/YDcWPdPOXowJ
npm i node-verhoeff --save
var verhoeff = require('node-verhoeff');
verhoeff.validateAadhaar('496858245152')
// should return true
verhoeff.generate([4, 9, 6, 8, 5, 8, 2, 4, 5, 1, 5]);
// should return 2, generates verhoeff checksum using the input array
Sergey Petushkov, 2014
For more info on the algorithm: http://en.wikipedia.org/wiki/Verhoeff_algorithm by
FAQs
Simple implementation of verhoeff checksum algorithm in NodeJS
The npm package node-verhoeff receives a total of 1,118 weekly downloads. As such, node-verhoeff popularity was classified as popular.
We found that node-verhoeff demonstrated a not healthy version release cadence and project activity because the last version was released a year ago. It has 1 open source maintainer collaborating on the project.
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