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Run results for:
find vs findIndex (Array prototype methods) vs includes
Measuring which is faster
Go to the benchmark
Embed
Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=495086" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36
Browser:
Chrome 120
Operating system:
Mac OS X 10.15.7
Device Platform:
Desktop
Date tested:
2 years ago
Benchmark engine:
Benchmark.js
includes
34.5M/s
Array.prototype.findIndex
10K/s
Array.prototype.find
3K/s
View exact numbers
Test name
Executions per second
✓
includes
34,492,012 Ops/sec
Array.prototype.findIndex
9,681 Ops/sec
Array.prototype.find
3,320 Ops/sec
Script Preparation code:
var arr = []; var i = 0; while (i <= 1E5) arr[i] = i++;
Tests:
Array.prototype.find
const item = arr.find(item => item == 1E5);
Array.prototype.findIndex
const index = arr.findIndex(item => item == 1E5);
includes
const included = arr.includes(1E5)