prepare_number

<p>A single number that can be coerced to numeric</p>

number

<p>Takes a number and prepares it for input to the verhoeff algorithim by reversing it</p>

An implementation of the 'Verhoeff' algorithm for calculating
check digits (Verhoeff, J. (1969) <doi:10.1002/zamm.19710510323>).
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.

prepare_number: prepare_number

Description

Usage

Arguments

Value

Examples