Swift - UITableView scroll event

Question

I was wondering how to detect if the UITableView is scrolled (up or down). I want to hide the keyboard when the UITableView is scrolled with self

Answer 1

override func scrollViewWillEndDragging(scrollView: UIScrollView, withVelocity velocity: CGPoint, targetContentOffset: UnsafeMutablePointer) {

        if(velocity.y>0){
            NSLog("dragging Up");
        }else{
            NSLog("dragging Down");
        }
    }