AdminPageFramework_Utility_String::getNumberOfReadableSize PHP Метод

    public static function getNumberOfReadableSize($nSize)
    {
        $_nReturn = substr($nSize, 0, -1);
        switch (strtoupper(substr($nSize, -1))) {
            case 'P':
                $_nReturn *= 1024;
            case 'T':
                $_nReturn *= 1024;
            case 'G':
                $_nReturn *= 1024;
            case 'M':
                $_nReturn *= 1024;
            case 'K':
                $_nReturn *= 1024;
        }
        return $_nReturn;
    }