JSFiddle - React, Tailwind, and code Playground

HTML

<form id="form">
    <input type="submit" value="something" id="button1"/>
    <input type="submit" value="something" id="button2"/>
</form>

JavaScript

var which;

$("input").click(function () {
    which = $(this).attr("id");
});
$("#form").submit(function () {
    alert(which);
});