Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/76.0.3809.132 Safari/537.36
Chrome 76
Mac OS X 10.14.5
Desktop
4 years ago
Test name Executions per second
Using the spread operator 135574.2 Ops/sec
Using Array.prototype.concat 445004.2 Ops/sec
Using cicles 5836.7 Ops/sec
Script Preparation code:
Tests:
  • Using the spread operator

  • Using Array.prototype.concat