Angular VS Knockout vs CanJS w/ 500 rows

JavaScript performance comparison

Revision 237 of this test case created

Preparation code

<!-- Jquery -->
<script src="//code.jquery.com/jquery-1.9.1.min.js">
</script>
<script src="https://ajax.googleapis.com/ajax/libs/angularjs/1.2.4/angular.min.js">
</script>
<script src="http://cdnjs.cloudflare.com/ajax/libs/knockout/3.0.0/knockout-min.js">
</script>

<script src="//canjs.us/release/2.0.3/can.jquery.js"></script>

<!-- CanJS -->
<div id="canapp">
        <h3>Can</h3>   
<div  >
<script type="text/ejs" id="canEJS">
        <% items.each(function(item) { %>
          <span><%= item %></span>
        <% } ) %>
</script>
</div>
</div>


<!-- Knockout -->
<div id="koapp">
        <h3>KO</h3>    
  <span data-bind="foreach: items"  >
        <span data-bind="text: $data"></span>
  </span>
</div>


<!-- Angular -->
<div ng-app="ANGAPP" id="angapp" ng-controller="Ctrl">
        <h3>Angular</h3>
        <span ng-repeat="item in items"  ">{{item}}</span>
</div>

<script>
// Angular
angular.module('ANGAPP', [])
        .controller('Ctrl', function($scope) {
        $scope.items = [];
         window.ANG = {
            clear: function() {
                $scope.items.splice(0);
              $scope.$digest();
            },
            push: function(item) {
              $scope.items.push(item);
              $scope.$digest();
        }
        };
        });

// KO
var ko_items = ko.observableArray([]);
var ko_viewmodel = {items: ko_items};

ko.applyBindings(ko_viewmodel, document.getElementById('koapp'));

window.KO = {
  clear: function() {
    ko_items.splice(0);
  },
  push: function(data) {
    ko_items.push(data);
  }
}



//CanJS
var can_items = new can.Observe.List([]);
$('#canapp')
  .append(can.view('canEJS', {items: can_items}));
 
window.CAN = {
        clear: function () {
                can_items.splice(0);
        },
        push: function (item) {
                can_items.push(item);
        }
}
</script>
       

Preparation code output

Can

KO

Angular

{{item}}

Test runner

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Testing in unknown unknown
Test Ops/sec
Can
CAN.clear();
can.Observe.startBatch();
for (var i = 0; i < 500; i++) {
  CAN.push(i);
}
can.Observe.stopBatch()
pending…
Knockout
KO.clear();
for (var i = 0; i < 500; i++) {
  KO.push(i);
}
pending…
Angular
ANG.clear();
for (var i = 0; i < 500; i++) {
  ANG.push(i);
}
pending…

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