README.md

generate-serial-number

Description

simple generate serial number library.
use Luhn algorithm when generate a serial number. (for avoiding a user mistake input this)

How to use

install via npm

npm install generate-serial-number

var generator = require('generate-serial-number');
var serialNumber = generator.generate(10); // '8380289275'

APIs

checkSum(num)

get check check sum from an argument. use Luhn algorithm.

generate(length)

generate serial number(but, return value type is string ). length is generate number string length.
The generated number is created by random value that length-1 and a check sum. e.g) When a return value '8380289275', 838028927 is random value. and 5 which last number is check sum.

isValid(checkNumber)

validte the checkNumber.

License

License under the MIT license.