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<iframe src="https://measurethat.net/Embed?id=556381" 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/128.0.0.0 Safari/537.36 Edg/128.0.0.0
Browser:
Chrome 128
Operating system:
Mac OS X 10.15.7
Device Platform:
Desktop
Date tested:
one year ago
Test name
Executions per second
assign
17292140.0 Ops/sec
spread
4802215.0 Ops/sec
Tests:
assign
const data = [1, 2, 3, 4, 5] const obj = data.reduce((acc, n, idx) => { acc[idx] = n return acc }, {})
spread
const data = [1, 2, 3, 4, 5] const obj = data.reduce((acc, n, idx) => { return { ...acc, [idx]: n } }, {})