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Run results for:
Array concat vs spread operator vs push #4
Compare the new ES6 spread operator with the traditional concat() method and push
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<iframe src="https://measurethat.net/Embed?id=623522" 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/135.0.0.0 Safari/537.36
Browser:
Chrome 135
Operating system:
Windows
Device Platform:
Desktop
Date tested:
6 months ago
Push
63.0M/s
spread operator
9.4M/s
View exact numbers
Test name
Executions per second
✓
Push
62,964,324 Ops/sec
spread operator
9,397,037 Ops/sec
Tests:
spread operator
var other = [ 1, 2 ] var other2 = [...other, 3] var other3 = [...other2, 4] var other4 = [...other3, 5] var other5 = [...other4, 6] var other6 = [...other5, 7]
Push
var other = [ 1, 2 ]; other.push(3); other.push(4); other.push(5); other.push(6); other.push(7);