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Run results for:
Array concat vs spread operator vs push vs Array.prototype.push.apply
Compare the new ES6 spread operator with the traditional concat() method and push
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Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=632909" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (X11; Linux x86_64; rv:152.0) Gecko/20100101 Firefox/152.0
Browser:
Firefox 152
Operating system:
Linux
Device Platform:
Desktop
Date tested:
2 months ago
Benchmark engine:
Benchmark.js
Push
12.3M/s
Array.prototype.push.apply
11.9M/s
spread operator
9.6M/s
Array.prototype.concat
8.5M/s
View exact numbers
Test name
Executions per second
✓
Push
12,311,527 Ops/sec
Array.prototype.push.apply
11,881,520 Ops/sec
spread operator
9,560,489 Ops/sec
Array.prototype.concat
8,522,043 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);
Array.prototype.push.apply
var params = [ "hello", true, 7 ]; var other = Array.prototype.push.apply([ 1, 2 ], params);