Run results for: Searching in arrays

Run details:

User agent: Mozilla/5.0 (iPhone; CPU iPhone OS 16_6 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/16.6 Mobile/15E148 Safari/604.1

Browser: Mobile Safari 16

Operating system: iOS 16.6

Device Platform: Mobile

Date tested: 2 years ago

Benchmark engine: Benchmark.js

array.find

2.1M/s

for

51K/s

for-of

23K/s

View exact numbers

Script Preparation code:

var arr = [];
for (let i = 0; i < 1000; i++) {
  arr.push(i);
}

Tests:

for
for (let i = 0; i < arr.length; i++) { if (arr[i] == 342) { return true; } }
for-of
for (num of arr) { if (num == 342) { return true; } }
array.find
arr.find((num) => num == 342);