create View and label button Programatically (swift 4)

   

** 

property of imageview and label

    let artworkView = UIImageView()

     let storyLabel = UILabel()

let firstChoiceButton = UIButton(type: .system)

    let secondChoiceButton = UIButton(type: .system)

override func viewWillLayoutSubviews() {

        super.viewWillLayoutSubviews()

        

        view.addSubview(artworkView)

        artworkView.translatesAutoresizingMaskIntoConstraints = false

        

        NSLayoutConstraint.activate([

            

            artworkView.topAnchor.constraint(equalTo: view.topAnchor),

            artworkView.bottomAnchor.constraint(equalTo: view.bottomAnchor),

            artworkView.rightAnchor.constraint(equalTo: view.rightAnchor),

            artworkView.leftAnchor.constraint(equalTo: view.leftAnchor)

            ])

       view.addSubview(storyLabel)

        storyLabel.numberOfLines = 0

        storyLabel.translatesAutoresizingMaskIntoConstraints = false

        

        

        NSLayoutConstraint.activate([

            

            storyLabel.leadingAnchor.constraint(equalTo: view.leadingAnchor, constant: 16),

            storyLabel.trailingAnchor.constraint(equalTo: view.trailingAnchor, constant: -16),

            storyLabel.topAnchor.constraint(equalTo: view.centerYAnchor, constant: -48)

            ])

        

   view.addSubview(firstChoiceButton)

        firstChoiceButton.translatesAutoresizingMaskIntoConstraints = false

        

        NSLayoutConstraint.activate([

            firstChoiceButton.centerXAnchor.constraint(equalTo: view.centerXAnchor),

            firstChoiceButton.bottomAnchor.constraint(equalTo: view.bottomAnchor, constant: -80.0)

            ])

        

        view.addSubview(secondChoiceButton)

        secondChoiceButton.translatesAutoresizingMaskIntoConstraints = false

        

        NSLayoutConstraint.activate([

            secondChoiceButton.centerXAnchor.constraint(equalTo: view.centerXAnchor),

            secondChoiceButton.bottomAnchor.constraint(equalTo: view.bottomAnchor, constant: -32)

            ])

        

        

        

    }

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