UITextField Only Top And Bottom Border

Question

I currently have a regular border. I would like to only have a top and bottom border.

How do I accomplish this?

Using the UITextField<

Answer 1

@user3075378's great & simple example in Swift

var bottomBorder = CALayer()
bottomBorder.frame = CGRectMake(0.0, textField.frame.size.height - 1, textField.frame.size.width, 1.0);
bottomBorder.backgroundColor = UIColor.blackColor().CGColor
textField.layer.addSublayer(bottomBorder)