Templating in Knockout.js

JavaScript performance comparison

Revision 20 of this test case created

Preparation code

<script src="http://ajax.googleapis.com/ajax/libs/jquery/1/jquery.min.js">
</script>
<script src="http://github.com/downloads/SteveSanderson/knockout/jquery.tmpl.js">
</script>
<script src="http://knockoutjs.com/downloads/knockout-2.2.1.js">
</script>
<div id="koTest">
  <ul data-bind="template: { name: 'item_koTmpl', foreach: items }">
  </ul>
</div>
<div id="jqTest" data-bind="template:'item_jqTmpl'">
</div>
<script id="item_koTmpl" type="text/x-jquery-tmpl">
  < li data - bind = "text: id" > < /li>
  <li data-bind="text: name"></li > < li data - bind = "text: type" > < /li>
</script>
<script id="item_jqTmpl" type="text/x-jquery-tmpl">
  jquery template < ul > {
    {
      each(index, item) items()
    }
  } < li > $ {
    item.id()
  } < /li>
                  <li>${item.name()}</li > < li > $ {
    item.type()
  } < /li>
          {{/each
  }
  } < /ul>
</script>
<script>
  $(function() {
    function Item(id, name, type) {
      return {
        id: ko.observable(id),
        name: ko.observable(name),
        type: ko.observable(type)
      }
    }

    window.viewModel = {
      items: ko.observableArray([new Item(1, "one", "a"), new Item(2, "two", "b"), new Item(3, "three", "a")])
    };
  });
</script>

Preparation code output

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Testing in unknown unknown
Test Ops/sec
KO native templating NOT bound to a DOM element
ko.setTemplateEngine(ko.nativeTemplateEngine.instance);
ko.applyBindings(viewModel);
pending…
KO native templating bound to a DOM element
ko.setTemplateEngine(ko.nativeTemplateEngine.instance);
ko.applyBindings(viewModel, $("#koTest")[0]);
pending…
jquery templating NOT bound to DOM element
ko.setTemplateEngine(new ko.jqueryTmplTemplateEngine());
ko.applyBindings(viewModel);
pending…
jquery templating bound to DOM element
ko.setTemplateEngine(new ko.jqueryTmplTemplateEngine());
ko.applyBindings(viewModel, $("#jqTest")[0]);
pending…

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