Run results for: empty an array in JavaScript - splice vs setting length faster

Based on question on http://stackoverflow.com/questions/1232040/how-do-i-empty-an-array-in-javascript

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Run details:
Mozilla/5.0 (iPad; CPU OS 15_8_4 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/15.6.7 Mobile/15E148 Safari/604.1
Mobile Safari 15
iOS 15.8.4
Tablet
one year ago
Test name Executions per second
Set length to zero 14405053.0 Ops/sec
Splice 4131588.0 Ops/sec
Script Preparation code:
Tests:

  • Set length to zero

  • Splice