1. Go to this page and download the library: Download detain/fantastico-licensing 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/ */
detain / fantastico-licensing example snippets
use detain\Fantastico;
$fantastico = new Fantastico('API Username', 'API Password');