Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:100.0) Gecko/20100101 Firefox/100.0
Firefox 100
Mac OS X 10.15
Desktop
2 years ago
Test name Executions per second
Array.prototype.concat 16115681.0 Ops/sec
spread operator 19357764.0 Ops/sec
Array.prototype.flat 15790988.0 Ops/sec
Tests:
  • Array.prototype.concat

  • spread operator

  • Array.prototype.flat