JSFiddle - React, Tailwind, and code Playground
by Oleg Khobotov
HTML
<div class="control-panel__favorites">
<div class="control-panel__favorites-inside control-panel__favorites-inside--enter">
<div class="control-panel__favorites-text-wrap control-panel__favorites-text-wrap--list">
<span class="control-panel__favorites-text">Списки</span>
</div>
<div class="control-panel__favorites-text-wrap control-panel__favorites-text-wrap--love">
<span class="control-panel__favorites-text">Любимые товары</span>
</div>
</div>
<div class="control-panel__favorites-inside control-panel__favorites-inside--not-enter">
<p>
Чтобы воспользоваться списками и любимыми
товарами, необходимо войти на сайт
</p>
</div>
</div>
JavaScript
var classArray = [];
$('*').each(function(){if(this.className!=""){classArray.push(this.className)}});
classArray = jQuery.unique(classArray);
console.log(classArray);