JSFiddle - React, Tailwind, and code Playground

by Ender

HTML

<input type="radio" name="myradiobutton" value="1" />1
<input type="radio" name="myradiobutton" value="2" />2
<input type="radio" name="myradiobutton" value="3" />3

JavaScript

$(function() {
    $('input[name=myradiobutton]:radio:first').before('<input type="radio" name="myradiobutton" value="0" checked="checked" style="display:none;" />');
    alert($('input[name=myradiobutton]:radio:checked').val());
});