JSFiddle - React, Tailwind, and code Playground

by petroveg

HTML

<div id="u">
    <span><button type="button">1a</button></span>
    <span><button type="button">2a</button></span>
    <span><button type="button">3a</button></span>
</div>

JavaScript

var elems = $('#u [type="button"]');

elems.on('click', function () {
    alert(elems.index(this));
});