Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/109.0.0.0 Safari/537.36
Chrome 109
Mac OS X 10.15.7
Desktop
one year ago
Test name Executions per second
Array.prototype.concat 8641545.0 Ops/sec
spread operator 38597312.0 Ops/sec
Array.prototype.flat 1389618.9 Ops/sec
Tests:
  • Array.prototype.concat

  • spread operator

  • Array.prototype.flat