Newscoop\NewscoopBundle\Controller\SystemPrefController::convertToBytes PHP Method

    private function convertToBytes($from)
    {
        $number = substr(trim($from), 0, -1);
        switch (strtoupper(substr($from, -1))) {
            case 'K':
                return $number * 1024;
            case 'M':
                return $number * pow(1024, 2);
            case 'G':
                return $number * pow(1024, 3);
            default:
                return $from;
        }
    }