Run details:
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/87.0.4280.88 Safari/537.36
Chrome 87
Linux
Desktop
3 years ago
Test name Executions per second
reduce + Array.prototype.concat 251548.5 Ops/sec
Array.prototype.flatMap 250297.8 Ops/sec
Script Preparation code:
Tests:
  • reduce + Array.prototype.concat

  • Array.prototype.flatMap