Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/87.0.4280.88 Safari/537.36
Chrome 87
Mac OS X 10.15.7
Desktop
4 years ago
Test name Executions per second
Array.prototype.concat 8021572.5 Ops/sec
spread operator 30481084.0 Ops/sec
Tests:
  • Array.prototype.concat

  • spread operator