swing

JFrame frame = new JFrame("Frame play modified");
JPanel contents = new JPanel();
JButton savebutton = new JButton("Save");
JTextArea textDisplay = new JTextArea(5, 10);

    contents.add(savebutton);
    contents.add(textDisplay);
    
    frame.setContentPane(contents);
    

// JTextArea textArea = new JTextArea("My second point is...");
frame.setTitle("FramePlay");
// frame.getContentPane().add(textArea);
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.setLocation(250,100);
frame.setSize(150,200);
frame.setVisible(true);