testing stuff

JavaScript performance comparison

Revision 11 of this test case created

Preparation code

<script src="//ajax.googleapis.com/ajax/libs/jquery/1/jquery.min.js"></script>
<ul>  
    <li value="10">Item One</li>
    <li value="20">Item Two</li>
    <li value="30">Item three</li>
    <li value="40">Item Four</li>
    <li value="50">Item Five</li>
</ul>
 

Preparation code output

  • Item One
  • Item Two
  • Item three
  • Item Four
  • Item Five

Test runner

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Testing in unknown unknown
Test Ops/sec
each
var myVals = [];
$('li', 'ul').each(function() {
  myVals.push($(this).attr('value'));
});
pending…
map
var elements = (document.getElementsByTagName('li'));
var vals = [];
for (var i = 0; typeof(elements[i]) != 'undefined'; vals.push(elements[i++].getAttribute('value')));
pending…

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