Created
February 28, 2023 22:04
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <meta charset="utf-8"> | |
| <title>Dice - Web Component</title> | |
| <meta name="viewport" content="width=device-width, initial-scale=1.0"> | |
| <style type="text/css"> | |
| body { | |
| margin: 0 auto; | |
| max-width: 40em; | |
| width: 88%; | |
| } | |
| </style> | |
| </head> | |
| <body> | |
| <h1>Dice - Web Component</h1> | |
| <roll-dice></roll-dice> | |
| <roll-dice>Roll a D6</roll-dice> | |
| <script> | |
| //Extend the HTMLElement to create the web component | |
| class RollDice extends HTMLElement { | |
| /** | |
| * The class constructor object | |
| */ | |
| constructor () { | |
| //Always call super first in constructor | |
| super(); | |
| const btnText = this.innerHTML.trim(); | |
| this.innerHTML = `<p> | |
| <button>${btnText ? btnText : 'Roll Dice'}</button> | |
| </p> | |
| <div aria-live="polite"></div> | |
| ` | |
| } | |
| } | |
| if ('customElements' in window) { | |
| customElements.define('roll-dice', RollDice); | |
| } | |
| </script> | |
| </body> | |
| </html> |
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