Angular VS Knockout VS Ember VS Ember Multi Property Change

JavaScript performance comparison

Revision 359 of this test case created

Info

<!-- Jquery --> <script src="//ajax.googleapis.com/ajax/libs/jquery/1/jquery.min.js"></script>

<script> window.runnumberng = 0; window.runnumberko = 0; window.runnumberem = 0; </script>

<!-- Angular --> <div ng-app> Angular: <span ng-controller="Ctrl" id="angList"><span ng-repeat="item in data">{{item}}</span></span> </div>

<script src="http://ajax.googleapis.com/ajax/libs/angularjs/1.0.2/angular.min.js"></script>

<script> var Ctrl = function($scope){ $scope.data = []; }

angular.element(document).ready(function() { var ang_scope = $('#angList').scope();

window.ANGclear = function(){
  ang_scope.data.splice(0, ang_scope.data.length);
  ang_scope.$digest();
};
window.ANGpush = function(data){
  ang_scope.data.push(data);
  ang_scope.$digest();
};

}); </script>

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

<script src="http://cdnjs.cloudflare.com/ajax/libs/knockout/2.1.0/knockout-min.js"></script>

<script> var KOData = ko.observableArray(); var KOviewmodel = {data: KOData};

ko.applyBindings(KOviewmodel, document.getElementById('koapp')); var KOclear = function (){ KOviewmodel.data(ko.observableArray()); }; var KOpush = function (data){ KOData.push(data); }; </script>

<!-- Ember -->

<div id="emapp"> Ember: <script type="text/x-handlebars"> <span> {{#each EMapp.data}}<span>{{this}}</span>{{/each}} </span> </script> </div>

<script> var ENV = {EXTEND_PROTOTYPES: false}; </script>

<script src="https://github.com/downloads/wycats/handlebars.js/handlebars-1.0.rc.1.js"></script> <script src="https://github.com/downloads/emberjs/ember.js/ember-1.0.0-pre.2.min.js"></script>

<script> EMapp = Ember.Application.create({ rootElement: $('#emapp') }); EMapp.data = Ember.A();

EMclear = function () { EMapp.set("data", Ember.A()); };

EMpush = function (data) { EMapp.data.pushObject(data); }; </script>

Preparation code

<!-- Jquery -->
<script src="//ajax.googleapis.com/ajax/libs/jquery/1/jquery.min.js"></script>

<script>
  window.run_number_ng = 0;
  window.run_number_ko = 0;
  window.run_number_em = 0;
</script>


<!-- Angular -->
<div ng-app>
  Angular:
  <span ng-controller="Ctrl" id="angList"><span ng-repeat="item in data">{{item}}</span></span>
</div>

<script src="http://ajax.googleapis.com/ajax/libs/angularjs/1.0.2/angular.min.js"></script>

<script>
  var Ctrl = function($scope){
    $scope.data = [];
  }
 

  angular.element(document).ready(function() {
    var ang_scope = $('#angList').scope();
   
    window.ANGclear = function(){
      ang_scope.data.splice(0, ang_scope.data.length);
      ang_scope.$digest();
    };
    window.ANGpush = function(data){
      ang_scope.data.push(data);
      ang_scope.$digest();
    };
  });
</script>


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

<script src="http://cdnjs.cloudflare.com/ajax/libs/knockout/2.1.0/knockout-min.js"></script>

<script>
  var KOData = ko.observableArray();
  var KOviewmodel = {data: KOData};
 
  ko.applyBindings(KOviewmodel, document.getElementById('koapp'));
  var KOclear = function (){
    KOviewmodel.data(ko.observableArray());
  };
  var KOpush = function (data){
    KOData.push(data);
  };
</script>


<!-- Ember -->

<div id="emapp">
  Ember:
  <script type="text/x-handlebars">
    <span>
      {{#each EMapp.data}}<span>{{this}}</span>{{/each}}
    </span>
  </script>
</div>

<script>
  var ENV = {EXTEND_PROTOTYPES: false};
</script>

<script src="https://github.com/downloads/wycats/handlebars.js/handlebars-1.0.rc.1.js"></script>
<script src="https://github.com/downloads/emberjs/ember.js/ember-1.0.0-pre.2.min.js"></script>

<script>
  EMapp = Ember.Application.create({
    rootElement: $('#emapp')
  });
  EMapp.data = Ember.A();
 
  EMclear = function () {
    EMapp.set("data", Ember.A());
  };

  EMpush = function (data) {
    EMapp.data.pushObject(data);
  };
</script>

Preparation code output

Angular: {{item}}
Knockout:
Ember:

Test runner

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Testing in unknown unknown
Test Ops/sec
Angular 100
ANGclear();
for (var i = 0; i < 100; i++)
ANGpush("ngitem" + window.run_number_ng);

window.run_number_ng++;
pending…
Knockout 100
KOclear();
for (var i = 0; i < 100; i++)
KOpush("koitem" + window.run_number_ko);

window.run_number_ko++;
pending…
Ember 100
EMclear();
Ember.beginPropertyChanges();
for (var i = 0; i < 100; i++) {
  EMpush("emitem" + window.run_number_em);
}
Ember.endPropertyChanges();

window.run_number_em++;
pending…

Compare results of other browsers

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