js-cnpj-validation

Lib for CNPJ validation

Javascript example:

const cnpj = require('js-cnpj-validation');  
console.log(cpf.isValidCNPJ("49.623.477/0001-12"))

Output: true

Typescript example:

import { isValidCNPJ } from 'js-cnpj-validation'
console.log(isValidCNPJ("49.623.477/0001-12"))

Output: true