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Run results for:
DOM selectors vs localStorage/sessionStorage
Go to the benchmark
Embed
Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=617046" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/139.0.0.0 Safari/537.36
Browser:
Chrome 139
Operating system:
Mac OS X 10.15.7
Device Platform:
Desktop
Date tested:
one year ago
Benchmark engine:
Benchmark.js
document.getElementById
27.7M/s
document.querySelector
7.7M/s
localStorage
6.9M/s
sessionStorage
6.5M/s
View exact numbers
Test name
Executions per second
✓
document.getElementById
27,708,060 Ops/sec
document.querySelector
7,672,282 Ops/sec
localStorage
6,916,189 Ops/sec
sessionStorage
6,462,854 Ops/sec
HTML Preparation code:
<meta name="promotions" content="ONEPROMO,TWOPROMO"> <meta name="promos" id="promos" content="ONEPROMO,TWOPROMO">
Script Preparation code:
sessionStorage.setItem('promos', 'ONEPROMO,TWOPROMO') localStorage.setItem('promos', 'ONEPROMO,TWOPROMO')
Tests:
document.getElementById
var promos = document.getElementById('promos').content
document.querySelector
var promos = document.querySelector('meta[name=promotions]').content
sessionStorage
var promos = sessionStorage.getItem('promos')
localStorage
var promos = localStorage.getItem('promos')