JSFiddle - React, Tailwind, and code Playground

HTML

<div id="test">
Test
</div>

JavaScript

var test =(function(){
	var tom = function(){
  		this.to = "begr"
  }
  tom.prototype.get = function(){
  	return this.to;
  }
  
	return {
  	test: function(str){return str + "append"},
    toto: tom
  }
})();

document.getElementById('test').innerText = test.toString();