MeasureThat.net

Run results for: Array.from() vs new Array()

Testing the difference between creating filled arrays.

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Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:109.0) Gecko/20100101 Firefox/116.0
Firefox 116
Mac OS X 10.15
Desktop
one year ago
Test name Executions per second
new Array() 830304.0 Ops/sec
Array.from() 406210.3 Ops/sec
Tests:

  • new Array()

  • Array.from()

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