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

app.controller('MainCtrl', ["$scope", "$filter",
  function($scope, $filter) {
  
  
  $scope.setDate = function()
  {
    $scope.inputdate = new Date("October 13, 2014 11:13:00");
    $scope.inputdate1 = new Date(99,5,24,11,33,30,0);
    $scope.inputdate2 = new Date("1994-11-16T01:00:00");
    $scope.inputdate3 = new Date(99,5,24,11,33,30,0);
    $scope.inputdate4 = new Date(99,5,24,11,33,30,0);
  };
}]);


app.directive('myDirective', ["$filter",
  function($filter) {
  return {
    // $parsers/$formatters live on the
    // ngModel controller, so we need this!
    require: 'ngModel',
    link: function(scope, elem, attrs, ngModel) {
      ngModel.$formatters.push(function(value) {
        if (angular.isDate(value)) {
          value = $filter('date')(value, ['yyyy', 'MM', 'dd']);
        }
        return value;
      });
    }
  };
}]);
<!DOCTYPE html>
<html ng-app="plunker">

  <head>
    <meta charset="utf-8" />
    <title>AngularJS Plunker</title>
    <script>document.write('<base href="' + document.location + '" />');</script>
    <link rel="stylesheet" href="style.css" />
    <script data-require="angular.js@1.3.x" src="https://code.angularjs.org/1.3.16/angular.js" data-semver="1.3.16"></script>
    <script src="app.js"></script>
  </head>

  <body ng-controller="MainCtrl">
    <div>Formatter: do something to format user input
         to be more "human-friendly"</div>
    <br/>
    <input type="button" value="SET DATE" ng-click="setDate()"/><br/>
    new Date("October 13, 2014 11:13:00"); <input my-directive ng-model="inputdate" /><br/>
    new Date(99,5,24,11,33,30,0); <input my-directive ng-model="inputdate1" /><br/>
    new Date("1994-11-16T01:00:00"); <input my-directive ng-model="inputdate2" /><br/>
  </body>

</html>
/* Put your css in here */

body {
  font-family: sans-serif;
  font-size: 24px;
}