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React.html
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| <html> | |
| <body> | |
| <div id="root"></div> | |
| </body> | |
| <script> | |
| const rootEl = document.getElementById('root') | |
| function createElement(type, props, ...children) { | |
| const element = document.createElement(type) | |
| Object.entries(props).forEach(([key, value]) => { | |
| element.setAttribute(key, value) | |
| }); | |
| (props.children || children).forEach(child => { | |
| if (typeof child === 'string') { | |
| element.appendChild(document.createTextNode(child)) | |
| } else { | |
| element.appendChild(child) | |
| } | |
| }) | |
| return element | |
| } | |
| const spanElement = createElement('span', {}, 'SPAN!') | |
| const element = createElement('h1', { id: 'header', children: ['Hey there', spanElement] }) | |
| rootEl.appendChild(element) | |
| </script> | |
| </html> |
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