JSFiddle - React, Tailwind, and code Playground

HTML

<script src="https://code.jquery.com/jquery-3.1.1.min.js"></script>
<div id="big"></div>

JavaScript

var bigDiv = $('#big');
var obsah = ['1', '2', '3']
$.each(obsah, function(i){
           bigDiv.append("<div>" + obsah[i] + "</div>");
});