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();
console.log([
   'elemid: '+data['elemid'], // invalid
   'elemId: '+data['elemId'], // VALID
   'elemID: '+data['elemID'], // invalid
   'elem-id: '+data['elem-id'], // invalid
   'elem-ID: '+data['elem-ID'], // invalid
   'elem-Id: '+data['elem-Id'] // invalid
].join('\n'));