Run results for: for vs index of performance

Run details:

User agent: Mozilla/5.0 (Linux; Android 11; IN2020) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/98.0.4758.101 Mobile Safari/537.36

Browser: Chrome Mobile 98

Operating system: Android

Device Platform: Mobile

Date tested: 2 years ago

Test name	Executions per second
index of	116.8 Ops/sec
for	0.7 Ops/sec

Script Preparation code:

var size = 10000000

var array = Array.from(Array(size).keys())

Tests:

index of
array.indexOf(Math.trunc(size * 0.8))
for
let target = Math.trunc(size * 0.8); for (let i = 0;i < array.length;i++) { if (array[i] == target){ break; } }