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Run results for:
shallow copy of arrays and objects
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Embed
Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=624830" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/144.0.0.0 Safari/537.36
Browser:
Chrome 144
Operating system:
Windows
Device Platform:
Desktop
Date tested:
3 months ago
Test name
Executions per second
slice array
970755.9 Ops/sec
klona array
22932.7 Ops/sec
spread array
212905.9 Ops/sec
Object.assign object
582080.7 Ops/sec
klona object
4268.6 Ops/sec
spread object
399619.0 Ops/sec
HTML Preparation code:
<script src="https://unpkg.com/klona@2.0.6/dist/index.js"></script>
Script Preparation code:
let array = Array(10000); let object = {}; for (let i = 0, end = array.length; i < end; i += 1) { array[i] = i; object[i] = i; }
Tests:
slice array
array.slice();
klona array
klona(array);
spread array
[...array];
Object.assign object
Object.assign({}, object);
klona object
klona(object);
spread object
({...object});