public function __construct()
{
parent::__construct();
$this->out = '';
$this->bits = array();
$this->bitcount = 0;
}
/**
* @param string $str
* @param AbstractIO $io
* @param int $timeout
*/
public function __construct($str, AbstractIO $io = null, $timeout = 0)
{
parent::__construct();
$this->str = $str;
$this->str_length = mb_strlen($this->str, 'ASCII');
$this->io = $io;
$this->offset = 0;
$this->bitcount = $this->bits = 0;
$this->timeout = $timeout;
}