JSFiddle - React, Tailwind, and code Playground

by rwaldron

HTML

<div data-elem-id="HTML"></div>
<!-- Change the to jQuery 1.6.3 and data will show up in IE -->

JavaScript

var data = $('div').data();
alert([
   'elemId: '+data.elemId, // "HTML"
   'elemID: '+data.elemID  // undefined
].join('\n'));