here the screenshot that I want output please check
I want the result like this search bar with background color white and black border here my code is
override func viewDidAppear(_ animated: Bool) {
    super.viewDidAppear(true)
    
    for subView in searchBar.subviews  {
        if !subView.subviews.contains(where: { $0 as? UITextField != nil }) { continue }
        guard let textField = subView.subviews.first(where: { $0 as? UITextField != nil }) as? UITextField else { return }
        
        let placeholder = NSMutableAttributedString(
            string: "Search",
            attributes: [.font: UIFont(name: "Helvetica", size: 15.0)!,
                         .foregroundColor: UIColor.gray
            ])
        textField.attributedPlaceholder = placeholder
        textField.layer.cornerRadius = textField.frame.size.height / 2
        textField.layer.masksToBounds = true
        textField.textColor = .black
        textField.backgroundColor = .white
        
    }
this is my output screenshot please check it
I am unable to set search bar, please suggest me