JSFiddle - React, Tailwind, and code Playground

HTML

<div class="spandiv">div 1</div>
<div class="spandiv">div 2</div>
<div class="spandiv">div 3</div>
<div class="spandiv">div 4</div>
<div class="spandiv">div 5</div>
<div class="spandiv">div 6</div>

JavaScript

$( '.spandiv:not(:eq(1))' ).remove();