code.swift

// ...


class MyVC: UIViewController{
  // ...
  override func viewDidLoad() {
  
  
    titleTextView.frame.size.height = titleTextView.sizeThatFits(titleTextView.frame.size).height
    titleTextViewHeight.constant = titleTextView.contentSize.height
    descriptionTextView.frame.size.height = descriptionTextView.sizeThatFits(descriptionTextView.frame.size).height
    descriptionTextViewHeight.constant = descriptionTextView.contentSize.height
    
    
  }
  
  
  // ...
}