original_string: public function highlight($words)
      {
          $color = $this->_highlightColors[$this->_currentColorIndex];
          $this->_currentColorIndex = ($this->_currentColorIndex + 1) % count($this->_highlightColors);
  
          $this->_doc->highlight($words, $color);
      }
code: public function highlight($words)
      {
          $color = $this->_highlightColors[$this->_currentColorIndex];
          $this->_currentColorIndex = ($this->_currentColorIndex + 1) % count($this->_highlightColors);
  
          $this->_doc->highlight($words, $color);
      }
code_tokens: public function highlight ( $ words ) { $ color = $ this -> _highlightColors [ $ this -> _currentColorIndex ] ; $ this -> _currentColorIndex = ( $ this -> _currentColorIndex + 1 ) % count ( $ this -> _highlightColors ) ; $ this -> _doc -> highlight ( $ words , $ color ) ; }
docstring: Highlight specified words
  
  @param string|array $words Words to highlight. They could be organized using the array or string.
docstring_tokens: Highlight specified words