Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/99.0.4844.84 Safari/537.36 OPR/85.0.4341.72
Opera 85
Windows
Desktop
2 years ago
Test name Executions per second
reduce + Array.prototype.concat 220141.1 Ops/sec
Array.prototype.flatMap 199242.4 Ops/sec
Script Preparation code:
Tests:
  • reduce + Array.prototype.concat

  • Array.prototype.flatMap