UIDatePicker

import UIKit

class ViewController: UIViewController {
    

    
    override func viewDidLoad() {
        super.viewDidLoad()
        
        let dataPicker = UIDatePicker()
        dataPicker.center = CGPoint(x: 160, y: 200)
        dataPicker.tag = 1
        dataPicker.datePickerMode = UIDatePicker.Mode.dateAndTime
        dataPicker.minimumDate = Date()
        dataPicker.maximumDate = Date(timeInterval: 3*24*60*60, since: Date())
        self.view.addSubview(dataPicker)
        
        
        let button = UIButton(type: .roundedRect)
        button.frame = CGRect(x: 20, y: 360, width: 280, height: 44)
        button.setTitle("Get Date", for: .normal)
        button.addTarget(self, action: #selector(getDateTime), for: .touchUpOutside)
        self.view.addSubview(button)
        
    }
    
    @objc func getDateTime() {
        let datePicker = self.view.viewWithTag(1) as! UIDatePicker
        let date = datePicker.date
        
        let dateFormatter = DateFormatter()
        dateFormatter.dateFormat = "yyyy-MM-dd HH:mm"
        let dateAndTime = dateFormatter.string(from: date)
        print(dateAndTime)
    }

    
    
}