faddle

HTML

<html>
   <head>
      <title>KnockoutJS Simple Example</title>
      <script src = "https://ajax.aspnetcdn.com/ajax/knockout/knockout-3.1.0.js" 
         type = "text/javascript"></script>
   </head>
    <body>
        <p>
            hiiiiiii<input data-bind = "value:yourname">
        </p>
        <p>
            hiiiiiii<div data-bind = "text:yourname">HUUHJJ</div>
        </p>
    </body>
</html>

JavaScript

function app(){
this.yourname = ko.observableArray(['s','d','c']);


}
ko.applyBindings(new app());