empty an array in JavaScript?

Based on question on http://stackoverflow.com/questions/1232040/how-do-i-empty-an-array-in-javascript
one year ago
User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/14.0.1 Safari/605.1.15
Test name Executions per second
Just instantiate new array 18557.7 Ops/sec
Set length to zero 21115.2 Ops/sec
Splice 15303.3 Ops/sec
Pop all values 15360.0 Ops/sec
Tests:
  • Just instantiate new array

  • Set length to zero

  • Splice

  • Pop all values

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