JSFiddle - React, Tailwind, and code Playground
by bgrins
HTML
<ul></ul>
JavaScript
var list = document.querySelector("ul");
for (var i = 0; i < 1000; i++) {
var node = document.createElement("li");
node.textContent = "li number " + i;
node.setAttribute("index", i);
list.appendChild(node);
}