JSFiddle - React, Tailwind, and code Playground

HTML

<script src="http://platform.twitter.com/widgets.js"></script>
<div>
   <a href="http://twitter.com/share" class="twitter-share-button"
      data-url="http://www.kidsil.net/2014/05/getting-twitter-events-work"
      data-text="Getting Twitter events to work"
      data-count="none">Tweet</a>
</div>

JavaScript

twttr.ready(function (twttr) {
    twttr.events.bind('tweet', function(event) {
        alert("Post successful!");
     });
});