empty an array in JavaScript?

Based on question on http://stackoverflow.com/questions/1232040/how-do-i-empty-an-array-in-javascript
4 years ago
User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/59.0.3071.115 Safari/537.36
Test name Executions per second
Just instantiate new array 18864.1 Ops/sec
Set length to zero 18518.9 Ops/sec
Splice 18430.0 Ops/sec
Pop all values 13356.4 Ops/sec
Tests:
  • Just instantiate new array

  • Set length to zero

  • Splice

  • Pop all values

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