JSFiddle - React, Tailwind, and code Playground

HTML

<button>test</button>

<p><p>

JavaScript

setTimeout(function() {
    
var count = 0;
var p = document.querySelector('p');
p.innerHtml = count;
    button.addEventListener('click', function() {
    count++;
    //button.innerHTML = count;
    p.innerHTML = count;
});


}, 1000);