1. Go to this page and download the library: Download wdo/vatidverify library. Choose the download type require.
2. Extract the ZIP file and open the index.php.
3. Add this code to the index.php.
<?php
require_once('vendor/autoload.php');
/* Start to develop here. Best regards https://php-download.com/ */
wdo / vatidverify example snippets
$vatValidate = new \VatValidate\VatValidate(\VatValidate\VatValidate::PROVIDER_VIES_REST);