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Run results for:
array vs Float64Array
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<iframe src="https://measurethat.net/Embed?id=580043" 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/18.2 Safari/605.1.15
Browser:
Safari 18
Operating system:
Mac OS X 10.15.7
Device Platform:
Desktop
Date tested:
one year ago
typedArray reverse
612K/s
typedArray i/o
340K/s
array reverse
222K/s
array i/o
163K/s
View exact numbers
Test name
Executions per second
✓
typedArray reverse
611,858 Ops/sec
typedArray i/o
339,731 Ops/sec
array reverse
221,870 Ops/sec
array i/o
162,848 Ops/sec
Script Preparation code:
var a = [...Array(10000)].map(_ => Math.random()); var ta = (new Float64Array(10000)).map(_ => Math.random());
Tests:
array reverse
a.reverse();
typedArray reverse
ta.reverse();
array i/o
for (let i = 0; i < 10000; ++i) a[i] = a[i] + 1;
typedArray i/o
for (let i = 0; i < 10000; ++i) ta[i] = ta[i] + 1;