Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/99.0.4844.84 Safari/537.36 OPR/85.0.4341.60
Opera 85
Windows
Desktop
2 years ago
Test name Executions per second
Array.prototype.concat 8175054.5 Ops/sec
spread operator 21644270.0 Ops/sec
Array.prototype.flat 731733.9 Ops/sec
Tests:
  • Array.prototype.concat

  • spread operator

  • Array.prototype.flat