1. Go to this page and download the library: Download abgeo/xml-to-json 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/ */
abgeo / xml-to-json example snippets
$converter = new StringConverter();
$xmlContent = file_get_contents(__DIR__ . '/example.xml');