JSFiddle - React, Tailwind, and code Playground

HTML

<table>
    <tr id="test">
         <td>1</td>
         <td>2</td>
         <td>3</td>
         <td>4</td>
         <td>5</td>
    </tr>

JavaScript

$.each($("#test").children(),function(index,data){
alert(index)    
})