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Run results for:
Array.prototype.slice vs spread operator perf
Compare the new ES6 spread operator with the traditional slice() method
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<iframe src="https://measurethat.net/Embed?id=576804" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Linux; Android 10; K) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Mobile Safari/537.36
Browser:
Chrome Mobile 131
Operating system:
Android
Device Platform:
Mobile
Date tested:
one year ago
Benchmark engine:
Benchmark.js
Array.prototype.slice
51.5M/s
spread operator
37.9M/s
View exact numbers
Test name
Executions per second
✓
Array.prototype.slice
51,520,644 Ops/sec
spread operator
37,877,680 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 ]