empty an array in JavaScript?

Based on question on http://stackoverflow.com/questions/1232040/how-do-i-empty-an-array-in-javascript
2 years ago
User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/85.0.4183.102 Safari/537.36
Test name Executions per second
Just instantiate new array 21973.9 Ops/sec
Set length to zero 21899.7 Ops/sec
Splice 21613.8 Ops/sec
Pop all values 14910.9 Ops/sec
Tests:
  • Just instantiate new array

  • Set length to zero

  • Splice

  • Pop all values

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