public function read($n)
    {
        if ($n <= 0) {
            return '';
        }
        if (!isset($this->bev)) {
            return false;
        }
        $read = $this->bev->read($n);
        if ($read === null) {
            return false;
        }
        return $read;
    }
public function read($n)
    {
        if ($n <= 0) {
            return '';
        }
        if (!isset($this->bev)) {
            return false;
        }
        $read = $this->bev->read($n);
        if ($read === null) {
            return false;
        }
        return $read;
    }
public function read ( $ n ) { if ( $ n <= 0 ) { return '' ; } if ( ! isset ( $ this -> bev ) ) { return false ; } $ read = $ this -> bev -> read ( $ n ) ; if ( $ read === null ) { return false ; } return $ read ; }
Read data from the connection's buffer
@param  integer $n Max. number of bytes to read
@return string|false    Readed data
Read data from the connection s buffer