screen_rotation
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<!DOCTYPE html> <html> <head> <meta charset="UTF-8" /> <script src="https://unpkg.com/react@17.0.2/umd/react.development.js"></script> <script src="https://unpkg.com/react-dom@17.0.2/umd/react-dom.development.js"></script> <script src="https://cdnjs.cloudflare.com/ajax/libs/babel-standalone/6.26.0/babel.min.js"></script> </head> <body> <div id="app"></div> <script type="text/babel"> const { useState } = React; const App = () => { const [data, setData] = useState({ key1: 'value1', key2: 'value2', key3: 'value3', }); const removeProperty = (property) => { const newData = { ...data }; delete newData[property]; setData(newData); }; return ( <div className='container'> <h2>React Js Object Property Removal Example</h2> <pre>{JSON.stringify(data, null, 2)}</pre> <button onClick={() => removeProperty('key2')}>Remove key2</button> </div> ); } ReactDOM.render(<App />, document.getElementById("app")); </script> <style> .container { text-align: center; padding: 20px; box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.12), 0 2px 4px 0 rgba(0, 0, 0, 0.24); margin: 0 auto; max-width: 600px; } button { padding: 10px 20px; background-color: #007bff; color: #fff; border: none; border-radius: 5px; cursor: pointer; transition: background-color 0.3s; } button:hover { background-color: #0056b3; } </style> </body> </html>