JSFiddle - React, Tailwind, and code Playground

HTML

<div class="trSkillCls">1</div>
<div class="trSkillCls">2</div>
<div class="trSkillCls">3</div>
<div class="trSkillCls">4</div>

JavaScript

$(document).ready(function(){
    $('.trSkillCls').not(':first').remove();
});