screen_rotation
Copied to Clipboard
<!DOCTYPE html> <html> <head> <meta charset="UTF-8" /> <script src="https://cdnjs.cloudflare.com/ajax/libs/react/17.0.2/umd/react.production.min.js"></script> <script src="https://cdnjs.cloudflare.com/ajax/libs/react-dom/17.0.2/umd/react-dom.production.min.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 function App() { const [selectedOption, setSelectedOption] = useState(null); const handleOptionChange = (event) => { setSelectedOption(event.target.value); }; return ( <div className='container'> <h3>React Js Change color of checked radio button Example</h3> <label className={selectedOption === 'option1' ? 'active' : ''}> <input type="radio" value="option1" checked={selectedOption === 'option1'} onChange={handleOptionChange} /> {selectedOption === 'option1' ? 'Option 1 (Selected)' : 'Option 1'} </label> <label className={selectedOption === 'option2' ? 'active' : ''}> <input type="radio" value="option2" checked={selectedOption === 'option2'} onChange={handleOptionChange} /> {selectedOption === 'option2' ? 'Option 2 (Selected)' : 'Option 2'} </label> <label className={selectedOption === 'option3' ? 'active' : ''}> <input type="radio" value="option3" checked={selectedOption === 'option3'} onChange={handleOptionChange} /> {selectedOption === 'option3' ? 'Option 3 (Selected)' : 'Option 3'} </label> </div> ); } ReactDOM.render(<App />, document.getElementById("app")); </script> <style> * { box-sizing: border-box; } .container { margin: 0 auto; width: 600px; text-align: center; box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.12), 0 2px 4px 0 rgba(0, 0, 0, 0.24); padding: 20px; } h3 { font-size: 20px; margin-bottom: 10px; } label { display: flex; align-items: center; margin-bottom: 10px; cursor: pointer; } input[type="radio"] { margin-right: 10px; } .active { color: #fff; background-color: #007bff; padding: 5px; border-radius: 5px; } </style> </body> </html>