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Run results for:
Map.get versus Array.find for 1000 elements
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Run details:
User agent:
Mozilla/5.0 (X11; Linux x86_64; rv:136.0) Gecko/20100101 Firefox/136.0
Browser:
Firefox 136
Operating system:
Linux
Device Platform:
Desktop
Date tested:
one year ago
Test name
Executions per second
Map.get
794943488.0 Ops/sec
Array.find
3589770.0 Ops/sec
Script Preparation code:
data = [...Array(1000)].map((_, id) => ({ id, data: Math.random() })) map = new Map(data.map(v => [v.id, v]))
Tests:
Map.get
const res = map.get(50)
Array.find
const res = data.find(({ id }) => id === 50)