Run results for: replaceWith vs replaceChild without iframe

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.0.0 Safari/537.36

Browser: Chrome 107

Operating system: Windows

Device Platform: Desktop

Date tested: 2 years ago

Test name	Executions per second
replaceChild	683994.6 Ops/sec
replaceWith	691721.9 Ops/sec

HTML Preparation code:

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

AخA
 
<div id="container"></div>

Script Preparation code:

var elements = [document.createElement('div'), document.createElement('div')];
var fragment = document.createDocumentFragment();
var container = document.getElementById('container');

elements.forEach(element => fragment.appendChild(element));
container.appendChild(fragment);

​x
 
var elements = [document.createElement('div'), document.createElement('div')];var fragment = document.createDocumentFragment();var container = document.getElementById('container');​elements.forEach(element => fragment.appendChild(element));container.appendChild(fragment);

Tests:

replaceChild
var changeIndex = 1; elements[changeIndex] = document.createElement('div'); container.replaceChild(elements[changeIndex], container.children[changeIndex]);
var changeIndex = 1;
elements[changeIndex] = document.createElement('div');
container.replaceChild(elements[changeIndex], container.children[changeIndex]);
replaceWith
var changeIndex = 1; elements[changeIndex] = document.createElement('div'); container.children[changeIndex].replaceWith(elements[changeIndex])
var changeIndex = 1;
elements[changeIndex] = document.createElement('div');
container.children[changeIndex].replaceWith(elements[changeIndex])