JSFiddle - React, Tailwind, and code Playground

HTML

<table >
    <tr><td>One</td><td>Two</td></tr>
    <tr><td>One</td><td>Two</td></tr>
    <tr><td>One</td><td>Two</td></tr>
    
</table>

CSS

table,tr,td{
    border:1px solid
}

JavaScript

$('tbody').on('click', 'tr', function(e){
    var thisEq = $(e.target).index();
    alert("thisEq: "+thisEq);
});