Created
August 28, 2024 16:23
-
-
Save utsavsomaiya/47374286fe92e4f54b75228d53a0ff0d to your computer and use it in GitHub Desktop.
My custom web element
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| <!DOCTYPE html> | |
| <html lang="en"> | |
| <head> | |
| <meta charset="UTF-8"> | |
| <meta name="viewport" content="width=device-width, initial-scale=1.0"> | |
| <title>Document</title> | |
| </head> | |
| <body> | |
| <my-custom-element /> | |
| <script> | |
| class MyCustomElement extends HTMLElement { | |
| constructor() { | |
| super() | |
| const shadow = this.attachShadow({ mode: 'open' }) | |
| const wrapper = document.createElement('div') | |
| wrapper.setAttribute('class', 'wrapper') | |
| const style = document.createElement('style') | |
| style.textContent = ` | |
| .wrapper { | |
| background-color: #f0f0f0; | |
| padding: 10px; | |
| border: 1px solid #ddd; | |
| font-size: 16px; | |
| } | |
| ` | |
| shadow.appendChild(style) | |
| shadow.appendChild(wrapper) | |
| wrapper.textContent = 'Hello, I am a custom element!' | |
| } | |
| connectedCallback() { | |
| console.log('Custom element added to page.') | |
| } | |
| disconnectedCallback() { | |
| console.log('Custom element removed from page.') | |
| } | |
| } | |
| customElements.define('my-custom-element', MyCustomElement) | |
| </script> | |
| </body> | |
| </html> |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment