scrollview cannot scroll to bottom code example

Example 1: automatically scroll to bottom of page

window.scrollTo(0,document.body.scrollHeight);

Example 2: swift scrollview scroll to bottom

let bottomOffset = CGPoint(x: 0, y: scrollView.contentSize.height - scrollView.bounds.size.height)
//OR
//let bottomOffset = CGPoint(x: 0, y: scrollView.frame.maxY)
scrollView.setContentOffset(bottomOffset, animated: true)