Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/116.0.0.0 Safari/537.36
Chrome 116
Mac OS X 10.15.7
Desktop
one year ago
Test name Executions per second
Array.prototype.concat 15153249.0 Ops/sec
spread operator 73141704.0 Ops/sec
Array.prototype.flat 2258449.5 Ops/sec
Tests:
  • Array.prototype.concat

  • spread operator

  • Array.prototype.flat