Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:109.0) Gecko/20100101 Firefox/112.0
Firefox 112
Windows
Desktop
one year ago
Test name Executions per second
reduce + Array.prototype.concat 423726.0 Ops/sec
Array.prototype.flatMap 303031.2 Ops/sec
Script Preparation code:
Tests:
  • reduce + Array.prototype.concat

  • Array.prototype.flatMap