JSFiddle - React, Tailwind, and code Playground

HTML

<div id='hi'>derp</div>

JavaScript

var item = document.getElementById("hi");
console.log(item);

item.data = {getType: function(){return this.TYPE},TYPE:"winner"};

var out = item.data.getType();
console.log("out", out);

var two = document.getElementById("hi")
console.log("should say 'winner': ", two.data.getType());