Method indexOf

src/main/java/org/htmlunit/html/HtmlSelect.java:710–723

INTERNAL API - SUBJECT TO CHANGE AT ANY TIME - USE AT YOUR OWN RISK. @param option the option to search for @return the index of the provided option or zero if not found

(final HtmlOption option)

     * @return the index of the provided option or zero if not found
     */
    public int indexOf(final HtmlOption option) {
        if (option == null) {
            return 0;
        }

        int index = 0;
        for (final HtmlElement element : getHtmlElementDescendants()) {
            if (option == element) {
                return index;
            }
            index++;
        }
        return 0;
    }

    /**
     * {@inheritDoc}