Run results for: find vs findIndex vs filter with value

Run details:

User agent: Mozilla/5.0 (Linux; Android 10; K) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/117.0.0.0 Mobile Safari/537.36

Browser: Chrome Mobile 117

Operating system: Android

Device Platform: Mobile

Date tested: 2 years ago

Benchmark engine: Benchmark.js

Array.prototype.find

854K/s

Array.prototype.findIndex

767K/s

Array.prototype.filter

596K/s

View exact numbers

Script Preparation code:

var arr = [];
var i = 0;

while (i <= 1E3) arr[i] = i++;

Tests:

Array.prototype.find
const item = arr.find(item => item == 1E3);
Array.prototype.findIndex
const index = arr.findIndex(item => item == 1E3); const item = arr[index]
Array.prototype.filter
const item = arr.filter(item => item == 1E3)[0];