jQuery 1.4.2 vs 1.6.2 comparisons

JavaScript performance comparison

Revision 13 of this test case created

Preparation code

<script src="http://code.jquery.com/jquery-1.8b1.js"></script>
<script type="text/javascript">
var $162 = jQuery.noConflict();
</script>


<script src="http://code.jquery.com/jquery-1.7.2.min.js"></script>
<script type="text/javascript">
var $144 = jQuery.noConflict();
</script>

<script src="//ajax.aspnetcdn.com/ajax/jQuery/jquery-1.4.2.min.js"></script>
<script type="text/javascript">
var $142 = jQuery.noConflict();
</script>


<div class="wrapper">
     <div class="innerWrapper">
          <div class="button">
               <a href="" id="button" class="buttonRef">
                    <span class="buttonText">Text</span>
               </a>
          </div>
     </div>
</div>
<script>
  var context62 = $162("div.wrapper");
  var context44 = $144("div.wrapper");
  var context42 = $142("div.wrapper");
</script>

Preparation code output

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Testing in unknown unknown
Test Ops/sec
Get - Class 1.4.2
var item = $142(".buttonRef");
pending…
Get - Class 1.4.4
var item = $144(".buttonRef");
pending…
Get - Class 1.6.2
var item = $162(".buttonRef");
pending…
Context - Class 1.4.2
var item = $142(".buttonRef", context42);
pending…
Context - Class 1.4.4
var item = $144(".buttonRef", context44);
pending…
Context - Class 1.6.2
var item = $162(".buttonRef", context62);
pending…
Find - Class 1.4.2
var item = context42.find(".buttonRef")
pending…
Find - Class 1.4.4
var item = context44.find(".buttonRef")
pending…
Find - Class 1.6.2
var item = context62.find(".buttonRef")
pending…

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