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Run results for:
Spread operator cost
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Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=626855" 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/146.0.0.0 Safari/537.36
Browser:
Chrome 146
Operating system:
Mac OS X 10.15.7
Device Platform:
Desktop
Date tested:
one month ago
Test name
Executions per second
assign by spread
129174888.0 Ops/sec
assign manually
253035776.0 Ops/sec
Script Preparation code:
var book = { title: 'Jason is coming!', year: '1998' }
Tests:
assign by spread
let book2 = { ...book }
assign manually
let book2 = { title: book.title, year: book.year }