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Run results for:
Delete vs destructure for objects vs new object
Measure the performance of delete versus removing a prop from an object
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<iframe src="https://measurethat.net/Embed?id=629383" 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/148.0.0.0 Safari/537.36
Browser:
Chrome 148
Operating system:
Mac OS X 10.15.7
Device Platform:
Desktop
Date tested:
2 months ago
delete
143.8M/s
New object
86.8M/s
Rest object
6.2M/s
View exact numbers
Test name
Executions per second
✓
delete
143,811,632 Ops/sec
New object
86,812,488 Ops/sec
Rest object
6,234,679 Ops/sec
Script Preparation code:
var obj = { a:1, b:2, c:3 }
Tests:
delete
delete obj.a
Rest object
const { a, ...rest } = obj;
New object
const newObj = { b: obj.b, c: obj.c }