Benchmark: JS iterator vs array

HTML Preparation code:

<!--your preparation HTML code goes here-->

Script Preparation code:

const items = [1,2,3,4,5,6,7,8,9,10];

Tests:

Array
const arrayTransform = items.filter(i => i % 2 === 0).map(n => n * 2);
Iterator
const iterTransform = items.values().filter(i => i % 2 === 0).map(n => n * 2).toArray();

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
Array
Iterator

Fastest: N/A

Slowest: N/A

Latest run results:

Run details: (Test run date: 5 months ago)

User agent: Mozilla/5.0 (iPhone; CPU iPhone OS 18_7_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/18.7 Mobile/15E148 Safari/604.1 Ddg/18.7

Browser/OS: Mobile Safari 18 on iOS 18.7.1

View result in a separate tab

Test name	Executions per second
Array	7567264.0 Ops/sec
Iterator	1684724.6 Ops/sec

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JS iterator vs array (version: 1)

Comparing performance of: Array vs Iterator

Created: one year ago by: Guest

Jump to the latest result

Array

Iterator

Suite status: <idle, ready to run>

Fastest: N/A

Slowest: N/A