Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/106.0.0.0 Safari/537.36
Chrome 106
Mac OS X 10.15.7
Desktop
2 years ago
Test name Executions per second
Array.prototype.concat 8591976.0 Ops/sec
spread operator 37399312.0 Ops/sec
Array.prototype.flat 1378156.4 Ops/sec
Tests:
  • Array.prototype.concat

  • spread operator

  • Array.prototype.flat