Implementation of the 'Verhoeff' Check Digit Algorithm

An implementation of the 'Verhoeff' algorithm for calculating check digits (Verhoeff, J. (1969) ). Functions are provided to calculate a check digit given an input number, calculate and append a check digit to an input number, and validate that a check digit is correct given an input number.


Reference manual

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0.4.0 by Conor Neilson, a year ago

Browse source code at

Authors: Conor Neilson

Documentation:   PDF Manual  

GPL-3 license

Suggests testthat, dplyr

See at CRAN