JSFiddle - React, Tailwind, and code Playground

HTML

<div id="Register">
    <div id="id1"></div>
     <div id="id2"></div>
     <div id="id3"></div>
     <div id="id4"></div>
</div>

JavaScript

$(document).ready(function () {
        $('#Register').find('*').each(function () {
            $(this).attr("name", "hola");
        });
    });