Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/102.0.0.0 Safari/537.36
Chrome 102
Windows
Desktop
2 years ago
Test name Executions per second
reduce with new array 0.3 Ops/sec
reduce with array mutation 18337.0 Ops/sec
reduce with array concat 4.7 Ops/sec
for 631.4 Ops/sec
for-of 26635.7 Ops/sec
map 21702.9 Ops/sec
forEach 16062.2 Ops/sec
values (iterates over for-of) 26551.2 Ops/sec
Script Preparation code:
Tests:
  • reduce with new array

  • reduce with array mutation

  • reduce with array concat

  • for

  • for-of

  • map

  • forEach

  • values (iterates over for-of)