docs: public static boolean containsUnspecifiedAttributes(Tag tag, String[] standardAttributesSorted)
      {
          for (TagAttribute attribute : tag.getAttributes().getAll())
          {
              final String name = attribute.getLocalName();
              if (Arrays.binarySearch(standardAttributesSorted, name) < 0)
              {
                  return true;
              }
          }
          return false;
      }