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Run results for: return : undefined vs. typeof vs. in vs. hasOwnProperty vs try catch

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Run details:
Mozilla/5.0 (iPhone; CPU iPhone OS 13_7 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/13.1.2 Mobile/15E148 Safari/604.1
Mobile Safari 13
iOS 13.7
Mobile
4 years ago
Test name Executions per second
undefined 1040831.4 Ops/sec
typeof 2010062.6 Ops/sec
in 2044825.5 Ops/sec
hasOwnProperty 1965419.1 Ops/sec
bool 2029796.1 Ops/sec
try catch 3468552.5 Ops/sec
Script Preparation code:
Tests:

  • undefined

  • typeof

  • in

  • hasOwnProperty

  • bool

  • try catch