Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/90.0.4430.93 Safari/537.36
Chrome 90
Mac OS X 10.15.7
Desktop
3 years ago
Test name Executions per second
for..in 15443105.0 Ops/sec
object.keys 5587060.5 Ops/sec
Script Preparation code:
Tests:
  • for..in

  • object.keys