UIView.animate

gistfile1.txt

UIView.animate(withDuration: 1.0, animations: { [weak self] in
                self?.view.layoutIfNeeded()
            })
            
            
            UIView.animate(withDuration: 0.0, delay: 0.0, options: [.curveEaseOut], animations: {
            //self.calendarHeight.constant = self.minCalendarHeight
            self.view.layoutIfNeeded()
            self.calendarView.layoutIfNeeded()
            
        }) { (suu) in
            self.containerViewController?.changeHeight()
        }
        
 UIView.animate(withDuration: 1, animations: { 
 //   self.bonacinno.backgroundColor = .brown
}, completion: nil)