datepicker not working

datepicker not working

Hello.

ive created 2 projects (simple projects as i am new in it). in one project(without angular) date picker is working fine but in other one(with angular ) its not working... there is no console error .... code is below...

<div class="form-group">
                                <div class="form-group ">
                                    <label>Today date:</label>
                                </div>
                                <div class="form-group form-inline ">
                                    <input type="text" placeholder="Today Date" name="TodayDate" class="form-control" id="datepicker" required />
                                </div>
                            </div>


Jquery

<head>
    <title></title>
    <link rel="stylesheet" href="//code.jquery.com/ui/1.11.3/themes/smoothness/jquery-ui.css" />
    <script src="//code.jquery.com/jquery-1.10.2.js"></script>
    <script src="//code.jquery.com/ui/1.11.3/jquery-ui.js"></script>
    <script>
        ;(function ($) {
            $("#datepicker").datepicker();

        })(jQuery);
    </script>

</head>