JSFiddle - React, Tailwind, and code Playground

JavaScript

jQuery( document ).ready(function() {
      console.log("ready (jquery)");
    });  
  
  	jQuery(window).on("load",function(){
        console.log("onload (jquery)");
    });
    
    window.addEventListener("load", function(e){ 
        console.log("onload (js)") ;
    });

    window.addEventListener('DOMContentLoaded', function(){
        console.log("DOMContentLoaded (js)");
    });