Run results for: createElement vs cloneNode.

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/143.0.0.0 Safari/537.36

Browser: Chrome 143

Operating system: Windows

Device Platform: Desktop

Date tested: 7 months ago

cloneNode

1.3M/s

createElement

411K/s

View exact numbers

Test name	Executions per second
✓ cloneNode	1,270,970 Ops/sec
createElement	411,236 Ops/sec

Script Preparation code:

const arr 		= [];
const cloned 	= document.createElement('button');
Object.assign(cloned, { type: 'button', style: '--example: asd', textContent: 'Example' });

Tests:

createElement
const created = document.createElement('button'); Object.assign(created, { type: 'button', style: '--example: asd', textContent: 'Example' }); arr.push(created);
cloneNode
arr.push(cloned.cloneNode(true));