YUI3 v3.4.1 vs. jQuery v1.6.4 DOM queries

JavaScript performance comparison

Revision 3 of this test case created by Jesse Cravens

Preparation code

<script src="http://yui.yahooapis.com/combo?3.4.1/build/yui-base/yui-base-min.js&3.4.1/build/oop/oop-min.js&3.4.1/build/event-custom-base/event-custom-base-min.js&3.4.1/build/features/features-min.js&3.4.1/build/dom-core/dom-core-min.js&3.4.1/build/dom-base/dom-base-min.js&3.4.1/build/selector-native/selector-native-min.js&3.4.1/build/selector/selector-min.js&3.4.1/build/node-core/node-core-min.js&3.4.1/build/node-base/node-base-min.js&3.4.1/build/event-base/event-base-min.js&3.4.1/build/event-delegate/event-delegate-min.js&3.4.1/build/node-event-delegate/node-event-delegate-min.js&3.4.1/build/pluginhost-base/pluginhost-base-min.js&3.4.1/build/pluginhost-config/pluginhost-config-min.js&3.4.1/build/node-pluginhost/node-pluginhost-min.js&3.4.1/build/dom-style/dom-style-min.js&3.4.1/build/dom-screen/dom-screen-min.js&3.4.1/build/node-screen/node-screen-min.js&3.4.1/build/node-style/node-style-min.js">
</script>
<script src="ajax.googleapis.com/ajax/libs/jquery/1.6.4/jquery.min.js">
</script>
<div id="test">
  <div class="testlink">
    <a href="#" id="linkone" title="test">test link</a>
  </div>
  <div class="testmenu">
    <ul>
      <li class="menuitem itemone">
        <a href="#" title="item 1">menu item 1</a>
      </li>
      <li class="menuitem itemtwo">
        <a href="#" title="item 2">menu item 2</a>
      </li>
      <li class="menuitem itemthree">
        not clickable item 3
      </li>
    </ul>
  </div>
</div>
<script>
  var selectors = ['body', 'div', 'body div', 'div a', 'div > a', 'div[class^=test]', 'div, li, a', '.menuitem', 'li.menuitem', '#linkone', 'div#test', 'a[title*=item]', 'a[title=test]', 'li:nth-child(even)', 'li:nth-child(odd)', 'li:last-child', 'li:first-child'];
</script>

Preparation code output

test link

Test runner

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Testing in unknown unknown
Test Ops/sec
jQuery v1.6.4
 
for (var sel in selectors) {
  $(sel);
}
 pending…
YUI3 v3.4.1
 
YUI().use('node', function(Y) {
  for (var sel in selectors) {
    Y.one(sel);
  }
});
 pending…

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