JSFiddle - React, Tailwind, and code Playground

HTML

<div class="objectA" style="display:none">A1</div>
<div class="objectB" style="display:none">B1</div>
<div class="objectA" style="display:none">A2</div>
<div class="objectB" style="display:none">B2</div>

JavaScript

$(document).ready(function(){
    var allObjects = $("div[class^='object']");
    $(allObjects[1]).fadeIn();
})