Provides common EAN 13 barcode related features.
npm install ean13-libTypescript library for EAN 13 numbers basic features.
``bash`
$ npm i ean13-lib --save
import { Ean13Utils } from 'ean13-lib';const result = Ean13Utils.validate('2621922006400');
expect(result).toBeFalsy();
const result = Ean13Utils.validate('2621922006390');
expect(result).toBeTruthy();
`$3
Calculates the input (12 digits string) check digit.
`
const result = Ean13Utils.calculateCheckDigit('262192200517');
expect(result).toBe(1);
`$3
Returns the input with the calculated check digit as the 13th digit.
`
const generatedBarcode = Ean13Utils.generate('262192200517');
expect(generatedBarcode).toBe(2621922005171);
``