JSFiddle - React, Tailwind, and code Playground

HTML

<div class="container">
    <img alt="test1"/>
    <p>Hey 1</p>
</div>
<div class="container">
    <img alt="test2" />
    <p>Hey 2</p>
</div>

<div id="swap">
</div>

JavaScript

$(function() {
    $('div.container img').each(function (i) {
        $(this).insertAfter($('p').eq(i));
    });
});