Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 11_0_1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/87.0.4280.88 Safari/537.36
Chrome 87
Mac OS X 11.0.1
Desktop
3 years ago
Test name Executions per second
for-in 1.0 Ops/sec
Object.keys 0.8 Ops/sec
Script Preparation code:
Tests:
  • for-in

  • Object.keys


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