Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_3) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/13.0.5 Safari/605.1.15
Safari 13
Mac OS X 10.15.3
Desktop
4 years ago
Test name Executions per second
Array.prototype.concat 2565269.8 Ops/sec
spread operator 207520.5 Ops/sec
array.push 124942.5 Ops/sec
Script Preparation code:
Tests:
  • Array.prototype.concat

  • spread operator

  • array.push