#jcombobox

How to ADD item in Combo box (Run time) in java using swing Neatbeans | ...

import javax.swing.*; import java.awt.event.*; public class ComboBox {     public static void main(String[]args)     {         JFrame window = new JFrame();         window.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);         window.setSize(200,200);         window.setLayout(null);                 String[]opts = {"Option 1","CheeseBurger","Taco"};         JComboBox<String> opt = new JComboBox<>(opts);         opt.setBounds(25,60,150,25);         opt.addActionListener(new ActionListener()         {             public void actionPerformed(ActionEvent e)             {                 JComboBox cb = (JComboBox)e.getSource();                 System.out.print(cb.getSelectedIndex()+": ");                 System.out.println(cb.getSelectedItem());             }         });         window.add(opt);                 window.setVisible(true);     } }