JSFiddle - React, Tailwind, and code Playground
by lollero
HTML
<div class="single-post">
<img class="exclude" src="" />
<p></p>
<p></p>
<blockquote></blockquote>
<p class="exclude"></p>
<p></p>
</div>
JavaScript
$('.single-post').children(':not(.exclude)').wrapAll('<div class="new" />');