JSFiddle - React, Tailwind, and code Playground
HTML
<script src="https://cdn.rawgit.com/lhorie/mithril.js/rewrite/mithril.min.js"></script>
JavaScript
var h = m
var n = 10000
console.time("total")
var list = new Array(n)
for (var i = 0; i < n; i++) list[i] = h("div", {key: i}, "hi")
var vdom = h("div", null, list)
m.render(document.body, vdom)
console.timeEnd("total")