Get Real Client IP Behind Cloudflare in Laravel

laravel-cloudflare

/*
 * @ AppServiceProvider add...
 */

use Symfony\Component\HttpFoundation\Request;

public function boot() {
    /* This line set the Cloudflare's IP as a trusted proxy 
    Request::setTrustedProxies(
        ['REMOTE_ADDR'], 
        Request::HEADER_X_FORWARDED_FOR
    );
}

/*
 * When calling request()->ip or requset()->getClientIp() the real IP will be returned
 */