JSFiddle - React, Tailwind, and code Playground
by mblase75
HTML
Published <time datetime="2011-07-03">07/03/11</time>
<br>
Published <time datetime="2012-05-13">05/13/12</time>
JavaScript
var elements = document.getElementsByTagName("time");
for (var i=0; i<elements.length; i++) {
var dat = new Date('UTC:'+elements[i].getAttribute('datetime'));
elements[i].innerHTML = dat.toLocaleDateString();
}