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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=632889" 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/149.0.0.0 Safari/537.36
Browser:
Chrome 149
Operating system:
Mac OS X 10.15.7
Device Platform:
Desktop
Date tested:
2 months ago
Benchmark engine:
Benchmark.js
Write generic array by index
19K/s
Write Float64Array by index
17K/s
Write generic array by push
5K/s
View exact numbers
Test name
Executions per second
✓
Write generic array by index
18,825 Ops/sec
Write Float64Array by index
17,034 Ops/sec
Write generic array by push
5,119 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)