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Run results for:
Array push vs concat vs push + flat
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Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=587450" 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/133.0.0.0 Safari/537.36 Edg/133.0.0.0
Browser:
Chrome 133
Operating system:
Windows
Device Platform:
Desktop
Date tested:
one year ago
Push
76.6M/s
Array.prototype.concat
19.7M/s
push + flat
10.2M/s
View exact numbers
Test name
Executions per second
✓
Push
76,599,264 Ops/sec
Array.prototype.concat
19,719,226 Ops/sec
push + flat
10,194,826 Ops/sec
Tests:
Array.prototype.concat
const params = [ "hello", true, 7 ]; const other = [ 1, 2 ].concat(params);
push + flat
const items = []; const params = [ "hello", true, 7 ] items.push(params) const other = items.flat()
Push
const params = [ "hello", true, 7 ]; const other = [ 1, 2 ].push(...params);