how to find array size in angularjs

How to find array size in AngularJS

<!DOCTYPE html>
<html>
<script src="http://ajax.googleapis.com/ajax/libs/angularjs/1.4.8/angular.min.js"></script>
<body>

<div ng-app="myApp" ng-controller="namesCtrl">

<p>Looping with objects:</p>
<ul>
  <li ng-repeat="x in names">
    {{ x.name}}
  </li>
</ul>

</div>

    $scope.names = [
        {name:'Jani'} ,
        {name:'raaj'} 
    ];
});

</script>

</body>
</html>

here i need size of names array