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Run results for:
Spread vs concat to let var
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Run details:
User agent:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.0.0 Safari/537.36 Edg/121.0.0.0
Browser:
Chrome 121
Operating system:
Windows
Device Platform:
Desktop
Date tested:
2 years ago
Benchmark engine:
Benchmark.js
spread
33.3M/s
concat
11.2M/s
View exact numbers
Test name
Executions per second
✓
spread
33,256,466 Ops/sec
concat
11,182,829 Ops/sec
Tests:
concat
let p = [1,2,3,4]; p = p.concat([4,5,6,7])
spread
let p = [1,2,3,4]; p = [...p, ...[4,5,6,7]];