JSFiddle - React, Tailwind, and code Playground

JavaScript

var elem;
for(var a = 1; a <= 100; a++){
    console.log(a);
    elem = document.createElement('div');
    elem.style.width = '10px';
    elem.style.height = '10px';
    elem.style.background = 'red';
    document.body.appendChild(elem);
}