Run results for: custom element vs div init

Run details:

User agent: Mozilla/5.0 (Android 14; Mobile; rv:135.0) Gecko/135.0 Firefox/135.0

Browser: Firefox Mobile 135

Operating system: Android

Device Platform: Mobile

Date tested: one year ago

div

151/s

class

45/s

View exact numbers

Test name	Executions per second
✓ div	151 Ops/sec
class	45 Ops/sec

HTML Preparation code:

<!--your preparation HTML code goes here-->

Script Preparation code:

class Custom extends HTMLElement {
    constructor() {
        super()
    }
}

customElements.define("custom-me", Custom)

function create() {
    return document.createElement('div')
}

Tests:

div
for(let i = 0; i< 10000; i++){create()}
class
for(let i = 0; i< 10000; i++){new Custom()}