Server : Apache System : Linux server2.corals.io 4.18.0-348.2.1.el8_5.x86_64 #1 SMP Mon Nov 15 09:17:08 EST 2021 x86_64 User : corals ( 1002) PHP Version : 7.4.33 Disable Function : exec,passthru,shell_exec,system Directory :  /home/corals/old/vendor/magento/framework/App/Config/

Upload File : current_dir [ Writeable ] document_root [ Writeable ]

<?php
/**
 * Abstract configuration class
 * Used to retrieve core configuration values
 *
 * Copyright © Magento, Inc. All rights reserved.
 * See COPYING.txt for license details.
 */
namespace Magento\Framework\App\Config;

class Base extends \Magento\Framework\Simplexml\Config
{
    /**
     * List of instances
     *
     * @var Base[]
     */
    public static $instances = [];

    /**
     * @param \Magento\Framework\Simplexml\Element|string $sourceData $sourceData
     */
    public function __construct($sourceData = null)
    {
        $this->_elementClass = \Magento\Framework\App\Config\Element::class;
        parent::__construct($sourceData);
        self::$instances[] = $this;
    }

    /**
     * Cleanup objects because of simplexml memory leak
     *
     * @return void
     */
    public static function destroy()
    {
        if (is_array(self::$instances)) {
            foreach (self::$instances as $instance) {
                $instance->_xml = null;
            }
        }
        self::$instances = [];
    }
}