JSFiddle - React, Tailwind, and code Playground

by duopixel

HTML

<button>Alert time since loaded</button>

JavaScript

var date = Date.now();
var button = document.querySelector("button");

function compareDate(dateAsArgument){
  var dateAsVariable = Date.now();
  console.log(date - dateAsVariable, date - dateAsArgument)
}

button.addEventListener(function(){
    console.log("hi")
   compareDate(Date.now());
})