UIPageViewController - how Can I jump to a particular page number?

Question

I have spent almost 8 hours finding out how to jump to a particular page number in UIPageViewController... below is what my project looks like

I want to make an app

Answer 1

Swift Code:

func goToPage(index: Int) {
    if index < viewControllers.count {
        pageVC!.setViewControllers([viewControllers[index]], direction: .Forward, animated: true, completion: nil)
    }
}