Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:91.0) Gecko/20100101 Firefox/91.0
Firefox 91
Mac OS X 10.15
Desktop
3 years ago
Test name Executions per second
hasOwnProperty 671571.5 Ops/sec
Object.keys 860617.5 Ops/sec
Script Preparation code:
Tests:
  • hasOwnProperty

  • Object.keys