Set TableView height by the number or rows

Question

I have got TableView in the MainstoryBoard and the number of rows is random every time. I want the height of the whole TableView to be fl

Answer 1

DispatchQueue.main.async {
    var frame = tableView.frame
    frame.size.height = tableView.contentSize.height
    tableView.frame = frame
}

OR

DispatchQueue.main.async {
    self.TblViewHeightConstraint.constant = CGFloat((self.array.count) * 30)//Here 30 is my cell height
    self.TblView.reloadData()
}