Method go

src/main/java/org/htmlunit/History.java:216–223

Goes forward or backwards in the navigation history, according to whether the specified relative index is positive or negative. If the specified index is 0 , this method reloads the current page. @param relativeIndex the index to move to, relative to the current index @return this naviga

(final int relativeIndex)

     * @throws IOException in case of error
     */
    public History go(final int relativeIndex) throws IOException {
        final int i = index_ + relativeIndex;
        if (i < entries_.size() && i >= 0) {
            index_ = i;
            goToUrlAtCurrentIndex();
        }
        return this;
    }

    /**
     * {@inheritDoc}