JSFiddle - React, Tailwind, and code Playground

HTML

<script src="https://github.com/downloads/SteveSanderson/knockout/knockout-2.0.0.js"></script>
<script src="http://jshost.googlecode.com/hg/koBindingConventionsPrototype2.js"></script>

JavaScript

function myViewModel (){
        this.personName = ko.observable("Bert");
        this.personAge = ko.observable(25);
};
ko.applyBindings(new myViewModel());