Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:89.0) Gecko/20100101 Firefox/89.0
Firefox 89
Mac OS X 10.15
Desktop
3 years ago
Test name Executions per second
for-in 176.3 Ops/sec
Object.keys 157.9 Ops/sec
Object.entries 86.4 Ops/sec
Script Preparation code:
Tests:
  • for-in

  • Object.keys.forEach

  • Object.entries.forEach

  • Object.keys for


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