CSSmin::normalize_int PHP 메소드

    private function normalize_int($size)
    {
        if (is_string($size)) {
            switch (substr($size, -1)) {
                case 'M':
                case 'm':
                    return $size * 1048576;
                case 'K':
                case 'k':
                    return $size * 1024;
                case 'G':
                case 'g':
                    return $size * 1073741824;
            }
        }
        return (int) $size;
    }