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Run results for: Array.prototype.concat vs spread operator 2024

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Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36
Chrome 120
Mac OS X 10.15.7
Desktop
10 months ago
Test name Executions per second
Array.prototype.concat 10 items 3707848.5 Ops/sec
Spread operator 10 items 5638908.5 Ops/sec
Array.prototype.concat 100 items 2871025.8 Ops/sec
Spread operator 100 items 1700096.4 Ops/sec
Array.prototype.concat 10K items 135983.7 Ops/sec
Spread operator 10K items 22148.0 Ops/sec
Script Preparation code:
Tests:

  • Array.prototype.concat 10 items

  • Spread operator 10 items

  • Array.prototype.concat 100 items

  • Spread operator 100 items

  • Array.prototype.concat 10K items

  • Spread operator 10K items

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