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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 (Windows NT 10.0; Win64; x64; rv:91.0) Gecko/20100101 Firefox/91.0
Firefox 91
Windows
Desktop
2 years ago
Test name Executions per second
Date.now() 6035597.0 Ops/sec
new Date().getTime(); 4541696.0 Ops/sec
performance.now() 3632936.0 Ops/sec
Website performance monitoring
Script Preparation code:
Tests:

  • Date.now()

  • new Date().getTime();

  • performance.now()