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Run results for: object property initialize vs add dynamically

v8 engine optimization check

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Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/119.0.0.0 Safari/537.36
Chrome 119
Mac OS X 10.15.7
Desktop
9 months ago
Test name Executions per second
add properties dynamically 620864960.0 Ops/sec
initialize with object literal 1042052096.0 Ops/sec
Tests:

  • add properties dynamically

  • initialize with object literal

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