Run results for: For, While

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64; rv:106.0) Gecko/20100101 Firefox/106.0

Browser: Firefox 106

Operating system: Linux

Device Platform: Desktop

Date tested: 2 years ago

Test name	Executions per second
For	22591.7 Ops/sec
While	22773.1 Ops/sec

HTML Preparation code:

<div id="container"></div>

Script Preparation code:

var node = document.getElementById('container');
for(var i = 0; i < 1000; i++) node.appendChild(document.createElement('div'));

Tests:

For
var items = document.querySelectorAll('#container > div'); let i = 0; for (;items[i];) { i++; }
While
var items = document.querySelectorAll('#container > div'); let i = 0; while (items[i]) { i++; }