1. Go to this page and download the library: Download comphp/config 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/ */
comphp / config example snippets
use Neuron\Configuration\ConfigManager;
use DI\ContainerBuilder;
$container = (new ContainerBuilder())->build();
$configManager = new ConfigManager($container);