Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.0.0 Safari/537.36
Chrome 114
Mac OS X 10.15.7
Desktop
11 months ago
Test name Executions per second
hasOwnProperty membership check 2069.3 Ops/sec
self-assignment 2920.5 Ops/sec
in membership check 6152.3 Ops/sec
null check 5753.1 Ops/sec
Script Preparation code:
Tests:
  • hasOwnProperty membership check

  • self-assignment

  • in membership check

  • null check