Swift UIKit 组件-UISearchTextField(文本搜索框)

import UIKit
class ViewController: UIViewController {
    override func viewDidLoad() {
        super.viewDidLoad()
        let MySearchTextField = UISearchTextField()
        MySearchTextField.frame = CGRect(x: 135, y: 50, width: 160, height: 35)
        // 输入框提示内容
        MySearchTextField.placeholder = "请输入关键词"
        view.addSubview(MySearchTextField)
//        let MyImage = UIImage()
        // Do any additional setup after loading the view.
    }
}