idclasscompare

JavaScript performance comparison

Test case created by wangliming

Preparation code

<script src="//ajax.googleapis.com/ajax/libs/jquery/1/jquery.min.js">
</script>
<div class="myClass">
  <div class="divClass">
  </div>
  <div class="divClass">
 
  </div>
</div>
<div id="myDiv">
<div>

<div id="myDiv1">
<div>

<div id="myDiv1">
<div>
<script>
Benchmark.prototype.setup = function() {
    var test = {};
    alert('setup');
};

Benchmark.prototype.teardown = function() {
    alert('teardown');
};
</script>

Preparation code output

Test runner

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Java applet disabled.

Testing in unknown unknown
Test Ops/sec
class selector
console.log($('.myClass'))
pending…
id selector
console.log($('#myDiv'))
pending…
multiClass
console.log($('.divClass'))
pending…
multiID
console.log($('#myDiv1'))
pending…

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