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Run results for:
querySelectorAll data attribute vs class name vs combined
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Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=561969" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/130.0.0.0 Safari/537.36
Browser:
Chrome 130
Operating system:
Linux
Device Platform:
Desktop
Date tested:
one year ago
class name
868K/s
data attribute
698K/s
class name with data attribute
400K/s
View exact numbers
Test name
Executions per second
✓
class name
868,054 Ops/sec
data attribute
698,286 Ops/sec
class name with data attribute
400,474 Ops/sec
HTML Preparation code:
<div class="test" data-attribute="test"></div> <div class="test" data-attribute="test"></div> <div class="test" data-attribute="test"></div> <div class="test" data-attribute="test"></div> <div class="test" data-attribute="test"></div> <div class="test" data-attribute="test"></div> <div class="test" data-attribute="test"></div> <div class="test" data-attribute="test"></div> <div class="test" data-attribute="test"></div> <div class="test" data-attribute="test"></div> <div class="test" data-attribute="test"></div> <div class="test" data-attribute="test"></div> <div class="test" data-attribute="test"></div> <div class="test" data-attribute="test"></div> <div class="test" data-attribute="test"></div> <div class="test" data-attribute="test"></div> <div class="test" data-attribute="test"></div> <div class="test" data-attribute="test"></div> <div class="test" data-attribute="test"></div> <div class="test" data-attribute="test"></div> <div class="test" data-attribute="test"></div> <div class="test" data-attribute="test"></div> <div class="test" data-attribute="test"></div> <div class="test" data-attribute="test"></div>
Tests:
data attribute
var test = document.querySelectorAll('[data-attribute="test"]');
class name
var test = document.querySelectorAll('.test');
class name with data attribute
var test = document.querySelectorAll('.test[data-attribute="test"]');