JSFiddle - React, Tailwind, and code Playground

by alachgar

HTML

<div>
  Phone No.:<input type="text" id="phone" /><br />
  Email Address:<input type="text" id="email" /><br />
  Voice:<input type="radio" name="voice" id="voice" value="Yes" /><input type="radio" name="voice" id="voice" value="No" />

  <br />
  <br />
  <input type="radio" name="preferred" id="preferred" disabled />Rents
</div>

JavaScript

$('input[type="text"], input[type="radio"]').on('input', function() {
  if ($('#phone').val().length > 0 && $('#email').val().length > 0 && $('#voice').val().length > 0) {
    $('#preferred').prop('disabled', false);
  } else {
    $('#preferred').prop('disabled', true);
  }
});