# how to install using npm
```sh
npm i --save @danielnogueira808/validations-libs
```
# how to use
```
import { isCNPJ, isCPF } from "@danielnogueira808/validations-libs";

const cpf = "031.983.680-06";
console.log(`${cpf} is a CPF? ${isCPF(cpf)}`);

const cnpj = "54.326.621/0001-99";
console.log(`${cnpj} is a CNPJ? ${isCNPJ(cnpj)}`);
```