buildTitle example

  public function attachTo(ViewExecutable $clone, $display_id, array &$build) {
    $displays = $this->getOption('displays');
    if (empty($displays[$display_id])) {
      return;
    }

    // Defer to the feed style; it may put in meta information, and/or     // attach a feed icon.     $clone->setArguments($this->view->args);
    $clone->setDisplay($this->display['id']);
    $clone->buildTitle();
    if ($plugin = $clone->display_handler->getPlugin('style')) {
      $plugin->attachTo($build, $display_id, $clone->getUrl(), $clone->getTitle());
      foreach ($clone->feedIcons as $feed_icon) {
        $this->view->feedIcons[] = $feed_icon;
      }
    }

    // Clean up.     $clone->destroy();
    unset($clone);
  }