JSFiddle - React, Tailwind, and code Playground

HTML

<div id="element">click</div>

JavaScript

var data = {
    test: 'test'
};

$('#element').on('click', data, function (e) {
    console.log(e.data)
});

data = {
    test: 'foo' // doesn't matter, the data in the event handler will not change
};