JSFiddle - React, Tailwind, and code Playground
HTML
<span class="memName fn" itemprop="name">Ankur <i>Arora</i></span>
<span class="display-none" itemprop="image">http://photos1.meetupstatic.com/photos/member/3/8/f/8/member_249974584.jpeg</span>
<span class="display-none" itemprop="url">http://www.meetup.com/Meetup-API-Testing/members/191523682/</span>
<p><button>Click me</button></p>
<div id="extracted"></div>
JavaScript
$("button").click(function(){
var pictureLink = $("span[itemprop='image']").text();
//.html() also gets the html-elements inside
var name = $("span[itemprop='name']").html();
$("#extracted").append("<b>name:</b> " + name + "</br>").append("<img src='" + pictureLink + "' />");
});