ID Test
JavaScript performance comparison
Preparation code
<div><span><b><a href="#">test <i>foo</i></a></b></span><span><b><a href="#">test <i>foo</i></a></b></span><div id="foo" class="foo"><div id="bar" class="bar"></div></div><span><b><a href="#">test <i>foo</i></a></b></span></div>
<script src="//ajax.googleapis.com/ajax/libs/jquery/1/jquery.min.js"></script>
<script>
Benchmark.prototype.setup = function() {
var fooContext = $('#foo');
};
</script>
Preparation code output
Test runner
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| Test | Ops/sec | |
|---|---|---|
Just ID |
|
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Just ID 2 |
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Nested |
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Nested Selector |
|
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Nested Selector 2 |
|
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By Class |
|
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By Class Nested |
|
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By Class Nested 2 |
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Revisions
You can edit these tests or add even more tests to this page by appending /edit to the URL. Here’s a list of current revisions for this page:
- Revision 1: published
- Revision 2: published
- Revision 3: published
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