How to implement a like counter?

Question

MODX

How to make the number 96 increase by +1 when you click on the icon, and if you click again, it would become 96.

Answer 1

&displayStart=`1`

Answer 2

https://jsfiddle.net/kickerock/bgynkusc/6/

Answer 3

const button = document.querySelector('.button');
let count;

button.addEventListener('click', () => {
  count =+ 1;
});