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Run results for:
Array.prototype.slice vs spread operator 73 3
Compare the new ES6 spread operator with the traditional slice() method
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<iframe src="https://measurethat.net/Embed?id=525950" 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/125.0.0.0 Safari/537.36
Browser:
Chrome 125
Operating system:
Windows
Device Platform:
Desktop
Date tested:
2 years ago
Benchmark engine:
Benchmark.js
Array.prototype.slice
8.4M/s
spread operator
8.1M/s
View exact numbers
Test name
Executions per second
✓
Array.prototype.slice
8,436,968 Ops/sec
spread operator
8,126,912 Ops/sec
Script Preparation code:
params = [ "hello", true, 7 ];
Tests:
Array.prototype.slice
const other = params.slice();
spread operator
const other = [ ...params ]