JSFiddle - React, Tailwind, and code Playground

by Sean Wessell

HTML

<input name='code' id='code' />
<button id='submit-button' disabled>
Submit
</button>

JavaScript

var $submitButton = $('#submit-button'),
  $code = $('#code');

  $code.on('input',function() {
    var enable = $.trim($code.val()) ? false : true;
    $submitButton.prop('disabled',enable);
  });