Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/118.0.0.0 Safari/537.36
Chrome 118
Mac OS X 10.15.7
Desktop
one year ago
Test name Executions per second
Array.find, 10 000 elements 132948.2 Ops/sec
Map.get, 10 000 elements 4790370.5 Ops/sec
Array.find, 1 000 000 elements 293.4 Ops/sec
Map.get, 1 000 000 elements 4803869.0 Ops/sec
Array to Map + Map.get, 1 lookup 2043.6 Ops/sec
Array to Map + Map.get, 10 lookups 1866.7 Ops/sec
Array to Map + Map.get, 100 lookups 2056.1 Ops/sec
Array.find, 10 lookups 18228.8 Ops/sec
Array.find, 100 lookups 1731.0 Ops/sec
Script Preparation code:
Tests:
  • Array.find, 10 000 elements

  • Map.get, 10 000 elements

  • Array.find, 1 000 000 elements

  • Map.get, 1 000 000 elements

  • Array to Map + Map.get, 1 lookup

  • Array to Map + Map.get, 10 lookups

  • Array to Map + Map.get, 100 lookups

  • Array.find, 10 lookups

  • Array.find, 100 lookups