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Array concat vs spread operator vs push large with smaller array added
(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 = Array(1000); var array = Array(100); var other = array.concat(params);
spread operator
var params = Array(1000); var array = Array(100); var other = [ ...array, ...params ]
Push
var params = Array(1000); var array = Array(100); var other = array.push(...params);
Rendered benchmark preparation results:
Suite status:
<idle, ready to run>
Run tests (3)
Previous results
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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/124.0.0.0 Safari/537.36
Browser/OS:
Chrome 124 on Mac OS X 10.15.7
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Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=590298" width="100%" height="500px"></iframe>
Array.prototype.concat
1.5M/s
Push
461K/s
spread operator
248K/s
View exact numbers
Test name
Executions per second
✓
Array.prototype.concat
1,548,080 Ops/sec
Push
460,680 Ops/sec
spread operator
247,534 Ops/sec
Related benchmarks
Large Array concat vs spread operator vs push
Array concat vs spread operator vs push large array
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