import javax.swing.*; public class FirstSwingExample { public static void main(String[] args) { JFrame f=new JFrame();//creating instance of JFrame JButton b=new JButton("click");//creating instance of JButton b.setBounds(130,100,100, 40);//x axis, y axis, width, height f.add(b);//adding button in JFrame f.setSize(400,500);//400 width and 500 height f.setLayout(null);//using no layout managers f.setVisible(true);//making the frame visible } }