JSFiddle - React, Tailwind, and code Playground
HTML
<div class="count">12,747,822</div>
JavaScript
function randomIntFromInterval(min,max) {
return Math.floor(Math.random()*(max-min+1)+min);
}
$(document).ready(function(){
setInterval(function() {
$('.count').html(function(i, val) {
val = val.replace(/,/g,'');
return (parseInt(val,10)+randomIntFromInterval(2,5)).toString().replace(/\B(?=(\d{3})+(?!\d))/g, ",");
})
}, 1000);
});