original_string: protected function _curr($advance = false)
      {
          return ($this->_ptr >= $this->_datalen)
              ? false
              : $this->_data[$advance ? $this->_ptr++ : $this->_ptr];
      }
code: protected function _curr($advance = false)
      {
          return ($this->_ptr >= $this->_datalen)
              ? false
              : $this->_data[$advance ? $this->_ptr++ : $this->_ptr];
      }
code_tokens: protected function _curr ( $ advance = false ) { return ( $ this -> _ptr >= $ this -> _datalen ) ? false : $ this -> _data [ $ advance ? $ this -> _ptr ++ : $ this -> _ptr ] ; }
docstring: Return current character.
  
  @param boolean $advance  If true, advance the cursor.
  
  @return string  The current character (false if EOF reached).
docstring_tokens: Return current character .