Angular: Empty Fiddle

http://angularjs.org/

HTML

<script src="http://code.angularjs.org/angular-1.0.1.js"></script>
<script src="http://codeorigin.jquery.com/ui/1.10.2/jquery-ui.min.js"></script>
<link rel="stylesheet" href="http://ajax.googleapis.com/ajax/libs/jqueryui/1.7.2/themes/base/jquery-ui.css">
<div ng-controller="MyCtrl">datepicker:
    <input calendar ng-model='something' />
</div>

JavaScript

var myApp = angular.module('myApp',[]);

myApp.directive('calendar', function () {
            return {
                require: 'ngModel',
                link: function (scope, el, attr, ngModel) {
                    $(el).datepicker({
                        dateFormat: 'yy-mm-dd',
                        onSelect: function (dateText) {
                            scope.$apply(function () {
                                ngModel.$setViewValue(dateText);
                            });
                        }
                    });
                }
            };
        })

function MyCtrl($scope) {
    //$scope.name = 'Superhero';
}