original_string: public function determine_format() {
          return new checkbox_attribute(
              $this->get_name(),
              $this->get_label(),
              $this->is_checked(),
              $this->is_disabled()
          );
      }
code: public function determine_format() {
          return new checkbox_attribute(
              $this->get_name(),
              $this->get_label(),
              $this->is_checked(),
              $this->is_disabled()
          );
      }
code_tokens: public function determine_format ( ) { return new checkbox_attribute ( $ this -> get_name ( ) , $ this -> get_label ( ) , $ this -> is_checked ( ) , $ this -> is_disabled ( ) ) ; }
docstring: Generate the element used to render the UI
  
  @return element
docstring_tokens: Generate the element used to render the UI