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Run results for:
for of vs map with object
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<iframe src="https://measurethat.net/Embed?id=498410" 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/120.0.0.0 Safari/537.36
Browser:
Chrome 120
Operating system:
Mac OS X 10.15.7
Device Platform:
Desktop
Date tested:
2 years ago
Test name
Executions per second
for of
7110265.5 Ops/sec
map
7582440.5 Ops/sec
Script Preparation code:
var arr = new Array(10).fill({aa:1,bb:2,cc:3})
Tests:
for of
const res = []; for (const x of arr) { res.push({...x}) }
map
arr.map((x) => ({...x}))