MeasureThat.net

Run results for: null vs. hasOwnProperty

Object lookup performance

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Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/112.0.0.0 Safari/537.36 Edg/112.0.1722.58
Chrome 112
Windows
Desktop
one year ago
Test name Executions per second
exist null 14309975.0 Ops/sec
exist hasOwnProperty 13177958.0 Ops/sec
nonexist null 14422805.0 Ops/sec
nonexist hasOwnProperty 13001599.0 Ops/sec
Script Preparation code:
Tests:

  • exist null

  • exist hasOwnProperty

  • nonexist null

  • nonexist hasOwnProperty