JSFiddle - React, Tailwind, and code Playground

HTML

<script src="http://cdn.kendostatic.com/2012.1.229/js/kendo.all.min.js"></script>
<link rel="stylesheet" href="http://cdn.kendostatic.com/2012.1.229/styles/kendo.common.min.css">
<link rel="stylesheet" href="http://cdn.kendostatic.com/2012.1.229/styles/kendo.default.min.css">
<div id="grid"></div>

JavaScript

var gridData = [
    {
        "firstDate": new Date(2012, 05, 24),
        "secondDate": new Date(2012, 06, 24)
    },
    {
        "firstDate": new Date(2012, 08, 21),
        "secondDate": new Date(2012, 09, 12)
    },
    {
        "firstDate": null,
        "secondDate": new Date(2012, 06, 30)
    },
    {
        "firstDate": new Date(2012, 04, 01),
        "secondDate": new Date(2012, 04, 03)
    }
]

$(document).ready(function() {
    $("#grid").kendoGrid({
        dataSource: gridData,
        columns: [
            {
                field: "firstDate",
                title: "Start",
                template: "#= (firstDate == null) ? ' ' : kendo.toString(firstDate, 'dd MMMM yyyy') #"
            },
            {
                field: "secondDate",
                title: "End",
                format: "{0:dd MMMM yyyy}"
            }
        ]
    });
});