JSFiddle - React, Tailwind, and code Playground

HTML

<script src="http://code.jquery.com/jquery-2.1.4.min.js"></script>
<script src="https://code.jquery.com/jquery-2.1.4.min.js"></script>
<ul id="sortable">
<li id="104"></li>
<li id="106"></li>
</ul>

JavaScript

$("#sortable li").each(function(){
    console.log($(this).attr("id"));
});