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Run results for:
Array.prototype.slice vs spread operator copy
Compare the new ES6 spread operator with the traditional slice() method
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<iframe src="https://measurethat.net/Embed?id=490952" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Linux; Android 10; K) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Mobile Safari/537.36
Browser:
Chrome Mobile 120
Operating system:
Android
Device Platform:
Mobile
Date tested:
2 years ago
Array.prototype.slice
119.4M/s
spread operator
71.1M/s
View exact numbers
Test name
Executions per second
✓
Array.prototype.slice
119,386,520 Ops/sec
spread operator
71,111,560 Ops/sec
Tests:
Array.prototype.slice
var params = [ "hello", true, 7 ]; var other = params.slice();
spread operator
var params = [ "hello", true, 7 ] var other = [ ...params ]