spread vs for loop vs array push vs slice vs Array.from

3 years ago
User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/81.0.4044.138 Safari/537.36
Test name Executions per second
spread 8849440.0 Ops/sec
for loop 853478.4 Ops/sec
for loop (array push) 817239.6 Ops/sec
slice 9550151.0 Ops/sec
Array.from 3424189.0 Ops/sec
Script Preparation code:
Tests:
  • spread

  • for loop

  • for loop (array push)

  • slice

  • Array.from

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