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Run results for:
spread vs non spread
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Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=516388" 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/122.0.0.0 Safari/537.36
Browser:
Chrome 122
Operating system:
Mac OS X 10.15.7
Device Platform:
Desktop
Date tested:
2 years ago
Test name
Executions per second
spread
53.6 Ops/sec
non spread
2014.9 Ops/sec
Script Preparation code:
var rows = [] for (let i = 0; i < 10000; i++) { rows.push(i) }
Tests:
spread
var res = rows.reduce( (acc, curr) => ({ ...acc, [curr]: curr, }), {} )
non spread
var res = {} for (let i = 0; i < rows.length; i++) { res[i] = i }