Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:109.0) Gecko/20100101 Firefox/119.0
Firefox 119
Mac OS X 10.15
Desktop
one year ago
Test name Executions per second
Array.find, 10 000 elements 32645.9 Ops/sec
Map.get, 10 000 elements 694420096.0 Ops/sec
Array.find, 1 000 000 elements 251.5 Ops/sec
Map.get, 1 000 000 elements 684292416.0 Ops/sec
Array to Map + Map.get, 1 lookup 1328.8 Ops/sec
Array to Map + Map.get, 10 lookups 1541.1 Ops/sec
Array to Map + Map.get, 100 lookups 1556.0 Ops/sec
Array.find, 10 lookups 3352.3 Ops/sec
Array.find, 100 lookups 316.7 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