original_string: public function getTitle()
      {
          if (!$this->title) {
              $this->title = DocumentationHelper::clean_page_name($this->key);
          }
  
          return $this->title;
      }
code: public function getTitle()
      {
          if (!$this->title) {
              $this->title = DocumentationHelper::clean_page_name($this->key);
          }
  
          return $this->title;
      }
code_tokens: public function getTitle ( ) { if ( ! $ this -> title ) { $ this -> title = DocumentationHelper :: clean_page_name ( $ this -> key ) ; } return $ this -> title ; }
docstring: Get the title of this module.
  
  @return string
docstring_tokens: Get the title of this module .