JSFiddle - React, Tailwind, and code Playground

by Marcelo Camargo

HTML

<div id="counter">0</div>

JavaScript

var emailsToSend = 10;
var counter = document.getElementById("counter");
var interval = setInterval(function() {
  counter.innerHTML = emailsToSend;
  if (emailsToSend === 0) {
    clearInterval(interval);   
  }
  emailsToSend--;
}, 150);