original_string: public function current()
      {
          $extractor = $this->_value;
          $current = $this->_fetchCurrent();
          $spacer = str_repeat($this->_spacer, $this->getDepth());
  
          return $spacer . $extractor($current, parent::key(), $this);
      }
code: public function current()
      {
          $extractor = $this->_value;
          $current = $this->_fetchCurrent();
          $spacer = str_repeat($this->_spacer, $this->getDepth());
  
          return $spacer . $extractor($current, parent::key(), $this);
      }
code_tokens: public function current ( ) { $ extractor = $ this -> _value ; $ current = $ this -> _fetchCurrent ( ) ; $ spacer = str_repeat ( $ this -> _spacer , $ this -> getDepth ( ) ) ; return $ spacer . $ extractor ( $ current , parent :: key ( ) , $ this ) ; }
docstring: Returns the current iteration value
  
  @return string
docstring_tokens: Returns the current iteration value