documentation/_config_source_interface_8php_source.html

 <?php
 namespace Magento\Framework\App\Config;

 interface ConfigSourceInterface
 {
     public function get($path = '');
 }
Magento\Framework\App\Config
Definition: Base.php:9

Magento\Framework\App\Config\ConfigSourceInterface
Definition: ConfigSourceInterface.php:13

$path
$path
Definition: import_with_filesystem_images.php:14