Comboxbox_2022
import javax.swing.*; import java.awt.*; import java.awt.event.*; class l3_combo{ JFrame f; JLabel lbl; JComboBox jcb; String[] countries={"Nepal","China","Malaysia","India","Lanka"}; public l3_combo(){ jcb = new JComboBox(countries); lbl = new JLabel("Countries"); f = new JFrame(); f.setLayout(new FlowLayout()); f.setSize(400,300); f.setVisible(true); f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); f.add(lbl); f.add(jcb); jcb.addActionListener(new ActionListener(){ public void actionPerformed(ActionEvent eee){ f.setTitle(""+jcb.getSelectedItem()); f.setBounds(300,400,300,200); //f.setVisible(false); } }); } public static void main(String[] anglaiii){ new l3_combo(); } }