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Array concat vs spread operator vs push - fork
(version: 1)
Compare the new ES6 spread operator with the traditional concat() method and push
Comparing performance of:
Array.prototype.concat vs spread operator vs Push
Created:
one year ago
by:
Guest
Go to the latest result
Tests:
Array.prototype.concat
var params = [ "hello", true, 72312 ]; var other = params.reduce((acc, curr) => acc.concat(curr), []);
spread operator
var params = [ "hello", true, 7 ] var other = params.reduce((acc, curr) => [...acc, curr], []);
Push
var params = [ "hello", true, 7 ]; var other = params.reduce((acc, curr) => acc.push(curr) && acc, []);
Rendered benchmark preparation results:
Suite status:
<idle, ready to run>
Run tests (3)
Previous results
Fork
Test case name
Result
Array.prototype.concat
spread operator
Push
Fastest:
N/A
Slowest:
N/A
Latest run results:
Run details:
(Test run date:
one year ago
)
User agent:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/132.0.0.0 Safari/537.36
Browser/OS:
Chrome 132 on Mac OS X 10.15.7
View result in a separate tab
Embed
Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=581768" width="100%" height="500px"></iframe>
Push
90.7M/s
spread operator
21.5M/s
Array.prototype.concat
5.2M/s
View exact numbers
Test name
Executions per second
✓
Push
90,650,160 Ops/sec
spread operator
21,531,456 Ops/sec
Array.prototype.concat
5,240,528 Ops/sec
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Array concat vs double spread operator vs push
Array concat vs spread operator vs push (via for loop)
Array concat vs spread operator vs push vs prototype.push.apply
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