Java Program to remove items in JComboBox by user input


In this program, you will learn how to remove items in JComboBox by user input in java.


JComboBox cb;

cb.removeItem(t1.getText());

Example: How to remove items in JComboBox by user input in java.

import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import javax.swing.JButton;
import javax.swing.JComboBox;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JTextField;

class Test implements ActionListener {

    JButton jb1;
    JComboBox cb;

    JTextField t1;
    JFrame f;

    Test() {

        f = new JFrame("ComboBox Example by Xiith");
        String country[] = { "India", "Aus", "China", "England" };

        cb = new JComboBox(country);
        cb.setBounds(50, 30, 150, 30);
        f.add(cb);

        t1 = new JTextField();
        t1.setBounds(60, 100, 120, 30);
        f.add(t1);

        jb1 = new JButton("Remove Item");
        jb1.setBounds(50, 200, 180, 30);
        f.add(jb1);

        jb1.addActionListener(this);

        f.setLayout(null);
        f.setSize(600, 500);
        f.setVisible(true);
    }

    public void actionPerformed(ActionEvent e) {
        cb.removeItem(t1.getText());
    }

    public static void main(String args[]) {
        Test t = new Test();
    }
}

Output:

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