Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/15.2 Safari/605.1.15
Safari 15
Mac OS X 10.15.7
Desktop
2 years ago
Test name Executions per second
hasOwnProperty 230476.6 Ops/sec
Object.keys 532621.7 Ops/sec
Script Preparation code:
Tests:
  • hasOwnProperty

  • Object.keys