import javax.swing.JButton;
import javax.swing.JFrame;
public class HTMLButton {
public static void main(String args[]) {
JFrame frame = new JFrame("DefaultButton");
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
String htmlButton = "HTML Button
"
+ "Multi-line";
JButton button4 = new JButton(htmlButton);
frame.add(button4);
frame.setSize(300, 200);
frame.setVisible(true);
}
}