Run details:
Mozilla/5.0 (iPhone; CPU iPhone OS 15_2_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/15.2 Mobile/15E148 Safari/604.1
Mobile Safari 15
iOS 15.2.1
Mobile
2 years ago
Test name Executions per second
Object.entries 6.9 Ops/sec
for..in 5.9 Ops/sec
Object.keys 6.3 Ops/sec
Object.keys no entry 7.1 Ops/sec
for..in no array 6.8 Ops/sec
Object.entries no array 7.6 Ops/sec
Script Preparation code:
Tests:
  • Object.entries

  • for..in

  • Object.keys

  • Object.keys no entry

  • for..in no array

  • Object.entries no array