UITextField with multiple lines

gistfile1.txt

extension UITextField {
    // Works only if the UITextField don't have the focus and have some text, 
    // so prefer call this in the didEndEditing event.
    func setNumberOfLines(_ numberOfLines: Int, lineBreakMode: NSLineBreakMode) {
        self.subviews.forEach { subview in
            guard let label = subview as? UILabel else { return }
            
            label.lineBreakMode = lineBreakMode
            label.numberOfLines = numberOfLines
        }
    }
}