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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=632859" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/26.5 Safari/605.1.15
Browser:
Safari 26
Operating system:
Mac OS X 10.15.7
Device Platform:
Desktop
Date tested:
2 months ago
Benchmark engine:
Benchmark.js
document.getElementById
47.9M/s
sessionStorage
9.4M/s
localStorage
9.2M/s
document.querySelector
8.1M/s
View exact numbers
Test name
Executions per second
✓
document.getElementById
47,917,288 Ops/sec
sessionStorage
9,354,036 Ops/sec
localStorage
9,198,519 Ops/sec
document.querySelector
8,067,049 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')