Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/80.0.3987.163 Safari/537.36
Chrome 80
Mac OS X 10.14.6
Desktop
4 years ago
Test name Executions per second
Array clone with spread operator 12524821.0 Ops/sec
Array clone with slice 13975143.0 Ops/sec
Array addition with spread operator 4777761.0 Ops/sec
Array addition with slice and push 4521148.5 Ops/sec
Script Preparation code:
Tests:
  • Array clone with spread operator

  • Array clone with slice

  • Array addition with spread operator

  • Array addition with slice and push