Run results for: Array find vs Map get I

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/140.0.0.0 Safari/537.36

Browser: Chrome 140

Operating system: Windows

Device Platform: Desktop

Date tested: 9 months ago

map get

119K/s

array find

2K/s

View exact numbers

Test name	Executions per second
✓ map get	118,966 Ops/sec
array find	2,378 Ops/sec

Script Preparation code:

const arr = Array.from({ length: 1000 }, () =>
  Math.floor(Math.random() * 100) + 1
);

Tests:

array find
for (var i = 0; i < 1000; i++) { arr.find(v => v === i) }
map get
const m = new Map() arr.forEach(v => { m.set(v, v) }) for (var i = 0; i < 1000; i++) { m.get(i) }