Run results for: Check if in DOM X

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.0.0 YaBrowser/23.3.3.704 Yowser/2.5 Safari/537.36

Browser: Yandex Browser 23

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
parentNode	13497115.0 Ops/sec
nextSibling	13583668.0 Ops/sec
parentElement	13459077.0 Ops/sec
previousSibling	13537247.0 Ops/sec
getElementById	3968518.2 Ops/sec
freeze	5643988.0 Ops/sec

HTML Preparation code:

<div id="a">
<div id="b">
  <div id="c">
Test
    </div>
</div>
</div>

Script Preparation code:

var c = document.getElementById('c');
document.getElementById('b').innerHTML = '';

Tests:

parentNode
c.parentNode;
nextSibling
c.nextSibling;
parentElement
c.parentElement;
previousSibling
c.previousSibling;
getElementById
document.getElementById('c');
freeze
const obj = { a: 1, b: 'string'}; Object.freeze(obj);

Run results for: Check if in DOM X

parentNode

nextSibling

parentElement

previousSibling

getElementById

freeze