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Run results for:
Write Float64Array by index vs Array by index vs Array by push
Test initializing a typed array by index vs generic array by push.
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<iframe src="https://measurethat.net/Embed?id=629813" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:152.0) Gecko/20100101 Firefox/152.0
Browser:
Firefox 152
Operating system:
Windows
Device Platform:
Desktop
Date tested:
3 months ago
Benchmark engine:
Benchmark.js
Write generic array by index
5K/s
Write Float64Array by index
3K/s
Write generic array by push
2K/s
View exact numbers
Test name
Executions per second
✓
Write generic array by index
5,252 Ops/sec
Write Float64Array by index
3,443 Ops/sec
Write generic array by push
2,443 Ops/sec
Tests:
Write Float64Array by index
const tai = new Float64Array(100_000) for (let i = 0; i < 100_000; i++) tai[i] = 3.14
Write generic array by index
const gai = new Array(100_000) for (let i = 0; i < 100_000; i++) gai[i] = 3.14
Write generic array by push
const gap = [] for (let i = 0; i < 100_000; i++) gap.push(3.14)