JS Data Types

by Matthew Vasallo

HTML

<div>
  <div>DOM Data and Events DEMO</div>
  <Button id="counter" onclick="clickHandler()">Count=0 (Click to increment)</Button>
  <div>LEFT: <span id="left"></span></div>
  <div>RIGHT:<span id="right"></span> </div>
  </div>

JavaScript

let pressCount = 0;

const clickHandler = event => {
  pressCount++
  if(e)
  document.getElementById("left").innerHTML = pressCount++;
};