Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.12; rv:52.0) Gecko/20100101 Firefox/52.0
Firefox 52
Mac OS X 10.12
Other
7 years ago
Test name Executions per second
for..in 21967.4 Ops/sec
keys+forEach 11397.7 Ops/sec
Script Preparation code:
Tests:
  • for..in

  • keys+forEach


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