/** * {@inheritdoc} */ protected function style($style, $value, $attr = []) { $return = parent::style($style, $value, $attr); if ($style == 'str') { $map = array_values(static::$controlCharsMap); foreach ($map as $current) { $return = str_replace($current, '<span class="sf-dump-ctrl">' . $current . '</span>', $return); } } return $return; }