Run details:
Mozilla/5.0 (Linux; Android 9; SM-T380) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/93.0.4577.82 Safari/537.36
Chrome 93
Android
Tablet
3 years ago
Test name Executions per second
reduce + Array.prototype.concat 21284.6 Ops/sec
Array.prototype.flatMap 23605.5 Ops/sec
Script Preparation code:
Tests:
  • reduce + Array.prototype.concat

  • Array.prototype.flatMap