testing stuff

JavaScript performance comparison

Revision 5 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 myVals = $('li', 'ul').map(function() {
  return $(this).attr('value');
}).toArray();
pending…

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