Run results for: Map.get versus Array.find for 1000 elements

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36

Browser: Chrome 131

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

Benchmark engine: Benchmark.js

Map.get

143.2M/s

Array.find

24.9M/s

View exact numbers

Test name	Executions per second
✓ Map.get	143,213,584 Ops/sec
Array.find	24,851,944 Ops/sec

Script Preparation code:

data = [...Array(1000)].map((_, id) => ({ id, data: Math.random() }))
map = new Map(data.map(v => [v.id, v]))

Tests: