JSFiddle - React, Tailwind, and code Playground

HTML

<script src="http://cdn.wijmo.com/5.20153.109/controls/wijmo.min.js"></script>
<link rel="stylesheet" href="http://cdn.wijmo.com/5.20153.109/styles/wijmo.min.css">
<script src="http://cdn.wijmo.com/5.20153.109/controls/wijmo.grid.min.js"></script>
<div id="grid" style="height: 300px"></div>

JavaScript

var itemsSource = new wijmo.collections.CollectionView();
for (i = 0; i < 10000; i++) {
	itemsSource.items.push({
  		Name: "Test" + i
  });
}
itemsSource.refresh();

var grid = new wijmo.grid.FlexGrid(document.getElementById("grid"), {
    itemsSource: itemsSource
});