is-valid-regon/README.md

Check if a number is a valid REGON

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# Is-Valid-REGON

Check if a number is a valid REGON.

## tl;dr

- Install by executing `npm install is-valid-regon` or `yarn add is-valid-regon`.
- Import by adding `import isValidREGON from 'is-valid-regon'`.
- Use it by writing `const valid = isValidREGON('817613530')`

## See also

- [is-valid-nip](https://github.com/wojtekmaj/is-valid-nip): Check if a number is a valid Numer Identyfikacji Podatkowej (NIP).
- [is-valid-pesel](https://github.com/wojtekmaj/is-valid-pesel): Check if a number is a valid PESEL.

## Examples

```ts
isValidREGON('817613530'); // true

isValidREGON('12345678512347'); // true
```

## License

The MIT License.

## Author

<table>
  <tr>
    <td >
      <img src="https://avatars.githubusercontent.com/u/5426427?v=4&s=128" width="64" height="64" alt="Wojciech Maj">
    </td>
    <td>
      <a href="https://github.com/wojtekmaj">Wojciech Maj</a>
    </td>
  </tr>
</table>