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December 4, 2019 18:43
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A working example of a standalone HTML file using es-react and htm to (mostly) solve the dual script type "module" + "text/babel" problem.
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| <html> | |
| <head> | |
| </head> | |
| <body> | |
| <div id="root" /> | |
| <script type="module"> | |
| import { React, ReactDOM } from 'https://unpkg.com/[email protected]' | |
| import htm from 'https://unpkg.com/htm?module' | |
| const { createElement, useState } = React | |
| const html = htm.bind(createElement) | |
| function toInt(val) { | |
| if (isNaN(val)) return 0 | |
| return parseInt(val) | |
| } | |
| function Button({ name, onClick }) { | |
| return html` | |
| <div><button onClick=${onClick}>${name}</button></div> | |
| ` | |
| } | |
| function Counter({ initialCount }) { | |
| const [count, setCount] = useState(toInt(initialCount)) | |
| return html` | |
| <div> | |
| <h1>${count}</h1> | |
| <${Button} name="Increment" onClick=${e => setCount(count + 1)} /> | |
| <${Button} name="Decrement" onClick=${e => setCount(count - 1)} /> | |
| </div> | |
| ` | |
| } | |
| function App() { | |
| return html`<${Counter} count=${0} />` | |
| } | |
| ReactDOM.render(html`<${App} />`, document.getElementById('root')) | |
| </script> | |
| </body> | |
| </html> |
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