Run details:
Mozilla/5.0 (iPhone; CPU iPhone OS 18_5_0 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) CriOS/137.0.7151.51 Mobile/15E148 Safari/604.1
Chrome Mobile iOS 137
iOS 18.5.0
Mobile
11 months ago
Test name Executions per second
Array.find, 10 000 elements 219084.3 Ops/sec
Map.get, 10 000 elements 392317984.0 Ops/sec
Array.find, 1 000 000 elements 1691.8 Ops/sec
Map.get, 1 000 000 elements 336678976.0 Ops/sec
Array to Map + Map.get, 1 lookup 3792.3 Ops/sec
Array to Map + Map.get, 10 lookups 4134.2 Ops/sec
Array to Map + Map.get, 100 lookups 3864.7 Ops/sec
Array.find, 10 lookups 16148.6 Ops/sec
Array.find, 100 lookups 1810.5 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