Run results for: DocumentFragment vs (multiple) append

Run details:

User agent: Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:88.0) Gecko/20100101 Firefox/88.0

Browser: Firefox 88

Operating system: Ubuntu

Device Platform: Desktop

Date tested: 3 years ago

Test name	Executions per second
DocumentFragment append	1121.1 Ops/sec
(multiple) Node.append	950.2 Ops/sec

HTML Preparation code:

<div id="wrap"></div>

Tests:

DocumentFragment append
const fragment = new DocumentFragment(); for (let i = 0; i < 1000; i++) { const element = document.createElement('p'); fragment.appendChild(element); } document.querySelector("#wrap").appendChild(fragment);
(multiple) Node.append
const list = []; for (let i = 0; i < 1000; i++) { const element = document.createElement('p'); list.push(element); } document.querySelector("#wrap").append(...list);