Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:63.0) Gecko/20100101 Firefox/63.0
Firefox 63
Windows
Desktop
6 years ago
Test name Executions per second
slice 16394716.0 Ops/sec
spread operator 13661417.0 Ops/sec
concat into empty array 9127083.0 Ops/sec
Array.from 4502037.5 Ops/sec
Script Preparation code:
Tests:
  • slice

  • spread operator

  • concat into empty array

  • Array.from