JSFiddle - React, Tailwind, and code Playground

by eget teteete

HTML

<p></p>
<button>yuyukhbgf</button>

CSS

body {
  width: 100%;
  height: 100%;
  background-color: #9e9e9e;
}

JavaScript

var div = document.getElementsByTagName('body')[0];
var p = document.getElementsByTagName('p')[0];
var b = document.getElementsByTagName('buuton')[0];
console.log(div);
console.log(p);
var arg;
 div.addEventListener('keydown', function(event){
console.log(event.keyCode);
   var even = event.keyCode;
   arg += even;
    p.textContent = arg;
});