Angular VS Backbone VS Knockout

JavaScript performance comparison

Revision 24 of this test case created

Preparation code

<script src="//code.jquery.com/jquery-1.9.1.min.js">
</script>

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

<script src="//ajax.googleapis.com/ajax/libs/angularjs/1.2.9/angular.min.js">
</script>

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

<!-------- Backbone-------->
<div id="backboneapp">
  <h3>Backbone</h3>
  <span class="backbone-items"></span>
</div>

<script src="//underscorejs.org/underscore.js"></script>
<script src="//backbonejs.org/backbone.js"></script>
<script>
// Backbone.js
var backboneView = Backbone.View.extend({
  cache: '',
  push: function(i) {
    this.cache += i;
  },
  clear: function() {
    this.el.innerHTML = '';
  },
  $apply: function () {
    this.el.innerHTML = (this.cache);
    this.cache = '';
  }
});

window.BB = new backboneView({el: "#backboneapp .backbone-items"});
</script>
<!-------- End Backbone -------->

<!-------- Knockout -------->

<h3>Knockout</h3>
<span data-bind='foreach: items'><span data-bind="text: $data"></span></span>

<script src="//knockoutjs.com/downloads/knockout-2.3.0.js"></script>
<script>
// Knockout.js
window.KO = {
    items: ko.observableArray([]),
    clear: function() {
       this.items([]);
    },
    push: function(item) {
        this.items.push(item);
    }
}
ko.applyBindings(KO);
</script>
<!-------- End Knockout -------->

Preparation code output

Angular

{{item}}

Backbone

Knockout

Test runner

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Testing in unknown unknown
Test Ops/sec
Angular
ANG.$scope.clear();
for (var i = 0; i < 50; i++) {
  ANG.$scope.push(i);

}
ANG.$scope.$apply();
pending…
Backbone
BB.clear();
for (var i = 0; i < 50; i++) {
  BB.push(i);
}
BB.$apply();
pending…
Knockout
KO.clear();
for (var i = 0; i < 50; i++) {
  KO.push(i);
}
pending…

Compare results of other browsers

Revisions

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