Toggle navigation
MeasureThat
.net
Create a benchmark
Tools
Feedback
Feature Requests
FAQ
Register
Log In
Run results for:
Array concat vs spread operator vs push vs Splice
Compare the new ES6 spread operator with the traditional concat() method and push
Go to the benchmark
Embed
Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=566625" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:132.0) Gecko/20100101 Firefox/132.0
Browser:
Firefox 132
Operating system:
Windows
Device Platform:
Desktop
Date tested:
one year ago
Benchmark engine:
Benchmark.js
Push
34.4M/s
Array.prototype.concat
28.8M/s
spread operator
25.2M/s
Splice
9.9M/s
View exact numbers
Test name
Executions per second
✓
Push
34,374,320 Ops/sec
Array.prototype.concat
28,750,326 Ops/sec
spread operator
25,213,990 Ops/sec
Splice
9,864,861 Ops/sec
Tests:
Array.prototype.concat
var params = [ "hello", true, 7 ]; var other = [ 1, 2 ].concat(params);
spread operator
var params = [ "hello", true, 7 ] var other = [ 1, 2, ...params ]
Push
var params = [ "hello", true, 7 ]; var other = [ 1, 2 ].push(...params);
Splice
var params = [ "hello", true, 7 ]; var other = params.splice(params.length, 0, ...params);