Method replaceOption

src/main/java/org/htmlunit/html/HtmlSelect.java:216–234

Replace an option at the given index with a new option. @param index the index of the option to remove @param newOption the new option to replace to indexed option

(final int index, final HtmlOption newOption)

     * @param newOption the new option to replace to indexed option
     */
    public void replaceOption(final int index, final HtmlOption newOption) {
        final ChildElementsIterator iterator = new ChildElementsIterator(this);
        int i = 0;
        while (iterator.hasNext()) {
            final DomElement element = iterator.next();
            if (element instanceof HtmlOption) {
                if (i == index) {
                    element.replace(newOption);
                    ensureSelectedIndex();
                    return;
                }
                i++;
            }
        }

        if (newOption.isSelected()) {
            setSelectedAttribute(newOption, true);
        }
    }

    /**
     * Add a new option at the end.