JSFiddle - React, Tailwind, and code Playground

HTML

<script src="https://code.jquery.com/jquery-3.1.0.min.js"></script>
<input type="button" value="Attack!" id="attackBtn"/>

<div id="logger"></div>

JavaScript

(function(){
	'use strict';
  
  function attack() {
    $('#logger').append('Attacked!<br>');
  };

  function init() {
		$('#attackBtn').on('click', function() {
    	attack();
    });
  };
  
  init();
})();