Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:109.0) Gecko/20100101 Firefox/111.0
Firefox 111
Windows
Desktop
one year ago
Test name Executions per second
Array.prototype.concat 19148354.0 Ops/sec
spread operator 27006974.0 Ops/sec
Array.prototype.flat 18394776.0 Ops/sec
Tests:
  • Array.prototype.concat

  • spread operator

  • Array.prototype.flat