luhn

README

Luhn Algorithm

Generating check number & validating Luhn numbers in GO

Usage

import "github.com/theplant/luhn"

func main() {
	// Checking if a string is a valid luhn
	luhn.Valid(1111) //= false
	luhn.Valid(79927398713) //= true

  luhn.CalculateLuhn(7992739871) //= 3
}

Documentation

Index

• func CalculateLuhn(number int) int
• func Valid(number int) bool

Functions

func CalculateLuhn

func CalculateLuhn(number int) int

CalculateLuhn return the check number

func Valid

func Valid(number int) bool

Valid check number is valid or not based on Luhn algorithm