protected function _curr($advance = false)
    {
        return ($this->_ptr >= $this->_datalen)
            ? false
            : $this->_data[$advance ? $this->_ptr++ : $this->_ptr];
    }
protected function _curr($advance = false)
    {
        return ($this->_ptr >= $this->_datalen)
            ? false
            : $this->_data[$advance ? $this->_ptr++ : $this->_ptr];
    }
protected function _curr ( $ advance = false ) { return ( $ this -> _ptr >= $ this -> _datalen ) ? false : $ this -> _data [ $ advance ? $ this -> _ptr ++ : $ this -> _ptr ] ; }
Return current character.

@param boolean $advance  If true, advance the cursor.

@return string  The current character (false if EOF reached).
Return current character .