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Run results for:
hasAttribute vs getAttribute vs dataset
Compare setAttribute to dataset
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<iframe src="https://measurethat.net/Embed?id=628885" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:151.0) Gecko/20100101 Firefox/151.0
Browser:
Firefox 151
Operating system:
Mac OS X 10.15
Device Platform:
Desktop
Date tested:
2 months ago
has attr
153K/s
getAttribute
152K/s
dataset
2K/s
View exact numbers
Test name
Executions per second
✓
has attr
153,373 Ops/sec
getAttribute
152,442 Ops/sec
dataset
2,027 Ops/sec
HTML Preparation code:
<div id="foo" data-foo="foo_id"></div>
Tests:
getAttribute
var element = document.getElementById("foo"); var i = 10000; while (i--) { var foo = element.getAttribute("data-foo"); }
dataset
var element = document.getElementById("foo"); var i = 10000; while (i--) { var foo = element.dataset.foo; }
has attr
var element = document.getElementById("foo"); var i = 10000; while (i--) { var foo = element.hasAttribute("data-foo"); }