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Run results for:
JS Array IndexOf vs includes vs findIndex vs find 3
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Run details:
User agent:
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/134.0.0.0 Safari/537.36
Browser:
Chrome 134
Operating system:
Linux
Device Platform:
Desktop
Date tested:
8 months ago
indexOf
16K/s
includes
16K/s
find
10K/s
findIndex
7K/s
View exact numbers
Test name
Executions per second
✓
indexOf
15,769 Ops/sec
includes
15,601 Ops/sec
find
10,232 Ops/sec
findIndex
7,263 Ops/sec
Script Preparation code:
var arr = []; var i = 0; while (i < 15001) {arr[i] =i.toString(); i++};
Tests:
indexOf
const index = arr.indexOf("15000");
includes
const included = arr.includes("15000");
find
const item = arr.find(item => item === "15000");
findIndex
const index = arr.findIndex(item => item === "15000");