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Run results for:
javascript loops
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Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=494320" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Linux; Android 12; Redmi Note 8 Pro) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.6099.43 Mobile Safari/537.36 OPR/80.0.4214.76626
Browser:
Opera Mobile 80
Operating system:
Android
Device Platform:
Mobile
Date tested:
2 years ago
Benchmark engine:
Benchmark.js
for-of
1K/s
for
1K/s
optimized-for
1K/s
for-in
1K/s
foreach
1K/s
View exact numbers
Test name
Executions per second
✓
for-of
1,474 Ops/sec
for
1,458 Ops/sec
optimized-for
1,445 Ops/sec
for-in
1,383 Ops/sec
foreach
1,356 Ops/sec
Tests:
foreach
const items = Array.from({length: 1000}, () => Math.floor(Math.random() * 40)); let index = 0; items.forEach(i => index++);
for-in
const items = Array.from({length: 1000}, () => Math.floor(Math.random() * 40)); let index = 0; for (let i in items) { index++; }
for-of
const items = Array.from({length: 1000}, () => Math.floor(Math.random() * 40)); let index = 0; for (let i of items) { index++; }
for
const items = Array.from({length: 1000}, () => Math.floor(Math.random() * 40)); let index = 0; for(let i = 0; i < items.length; ++i) { index++; }
optimized-for
const items = Array.from({length: 1000}, () => Math.floor(Math.random() * 40)); let index = 0; for(let i = items.length; i > 0; --i) { index++; }