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Run results for: Date.now() vs new Date().getTime() vs performance.now()

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Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:102.0) Gecko/20100101 Firefox/102.0
Firefox 102
Mac OS X 10.15
Desktop
10 months ago
Test name Executions per second
Date.now() 11148570.0 Ops/sec
new Date().getTime(); 9232467.0 Ops/sec
performance.now() 5970817.0 Ops/sec
Website performance monitoring
Script Preparation code:
Tests:

  • Date.now()

  • new Date().getTime();

  • performance.now()