[HubName("demo")]    public class ChatHub:Hub    {        public void Send(string name, string message)        {            // Call the addNewMessageToPage method to update clients.            Clients.All.addNewMessageToPage(name, message);        }    }

public void Configuration(IAppBuilder app)        {            //ConfigureAuth(app);            app.MapSignalR();        }

<div class="container">    <input type="text" id="message" />    <input type="button" tabindex="1" id="sendmessage" value="Send" />    <input type="hidden" id="displayname" />    <ul id="discussion"></ul></div>@section scripts {    <!--Script references. -->    <!--The jQuery library is required and is referenced by default in _Layout.cshtml. -->    <!--Reference the SignalR library. -->    @*<script src="~/Scripts/jquery.signalR-1.0.1.js"></script>*@    <script src="~/Scripts/jquery-1.10.2.js"></script>    <script src="~/Scripts/jquery.signalR-2.2.0.js"></script>    <script src="~/signalr/hubs"></script>    <!--Reference the autogenerated SignalR hub script. -->    <!--SignalR script to update the chat page and send messages.-->    <script>        $(function () {            // Reference the auto-generated proxy for the hub.            var chat = $.connection.demo;            // Create a function that the hub can call back to display messages.            chat.client.addNewMessageToPage = function (name, message) {                // Add the message to the page.                $(‘#discussion‘).append(‘<li><strong>‘ + htmlEncode(name)                    + ‘</strong>: ‘ + htmlEncode(message) + ‘</li>‘);            };            // Get the user name and store it to prepend to messages.            $(‘#displayname‘).val(prompt(‘Enter your name:‘, ‘‘));            // Set initial focus to message input box.            $(‘#message‘).focus();            // Start the connection.            $.connection.hub.start().done(function () {                $(‘#sendmessage‘).click(function () {                    // Call the Send method on the hub.                    chat.server.send($(‘#displayname‘).val(), $(‘#message‘).val());                    // Clear text box and reset focus for next comment.                    $(‘#message‘).val(‘‘).focus();                });            });        });        // This optional function html-encodes messages for display in the page.        function htmlEncode(value) {            var encodedValue = $(‘<div />‘).text(value).html();            return encodedValue;        }    </script>}