JSFiddle - React, Tailwind, and code Playground
by psayre23
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'],
'elemId: '+data['elemId'],
'elemID: '+data['elemID'],
'elem-id: '+data['elem-id'],
'elem-ID: '+data['elem-ID'],
'elem-Id: '+data['elem-Id']
].join('\n'));