Radio button Validation



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Radio button Validation
3 Answer(s)      5 years and 3 months ago
Posted in : Java Beginners


How to validate radio button in java?if the radio button is not selected an error message should be given... Please help...

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February 11, 2012 at 3:10 PM

import java.sql.*;
import javax.swing.*;
import java.awt.*;
import java.awt.event.*;

public class RadioButtonValidation{
JTextField text;

public static void main(String[] args) throws Exception{
new RadioButtonValidation();

public RadioButtonValidation(){
JFrame f = new JFrame();
JLabel lab = new JLabel("Gender");
final JRadioButton Male,Female;
ButtonGroup radioGroup=new ButtonGroup();
Male=new JRadioButton("Male");
Female=new JRadioButton("Female");
JButton button=new JButton("Submit");

button.addActionListener(new ActionListener(){
public void actionPerformed(ActionEvent e){
JOptionPane.showMessageDialog(null,"Please select radio button");


February 11, 2012 at 3:10 PM

Javascript radiobutton validation:

<script language = JavaScript>
function validate(){
   if ( ( document.f1.radios[0].checked == false ) && ( document.f1.radios[1].checked == false ) ){
        alert ( "Please choose Radio Button!" );
        return false;
return true;
<form name="f1" onsubmit ="return validate();">
Select Gender: <input type="radio" name="radios" value="male">Male 
               <input type="radio" name="radios" value="Female">Female

<input name="Submit" value="Send" type="submit" >

February 13, 2012 at 4:59 PM

Thanks for your reply


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