D8 cc.php

cc.php

<?php

/**
 * @file
 * Script to flush all caches in Drupal 8.
 *
 * Place this script into your Drupal document root; i.e., /cc.php
 * and request it in your browser.
 */

use Symfony\Component\HttpFoundation\RedirectResponse;

require_once __DIR__ . '/core/vendor/autoload.php';
require_once __DIR__ . '/core/includes/bootstrap.inc';

drupal_bootstrap(DRUPAL_BOOTSTRAP_FULL);
drupal_flush_all_caches();

drupal_set_message(t('Flushed all caches.'));

$response = new RedirectResponse($GLOBALS['base_path']);
$response->send();