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<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8" /> <meta name="viewport" content="width=device-width, initial-scale=1.0"/> <title>jQuery removeProp() Method</title> <style> body { font-family: Arial, sans-serif; padding: 40px; background-color: #f9f9f9; } h1 { color: #333; } p { font-size: 16px; color: #444; } .content-box { padding: 20px; background-color: #fff; border: 1px solid #ccc; border-radius: 6px; margin-top: 20px; box-shadow: 0 2px 5px rgba(0,0,0,0.05); } #output { margin-top: 10px; padding: 10px; background: #e8f5e9; border-left: 4px solid #4CAF50; color: #2e7d32; } button { margin-top: 15px; padding: 10px 20px; background-color: #007BFF; color: white; font-size: 14px; border: none; border-radius: 4px; cursor: pointer; } button:hover { background-color: #0056b3; } </style> </head> <body> <h1>jQuery removeProp() Method</h1> <p>This demo shows how to use <code>.removeProp()</code> correctly by removing a custom property (<code>luggageCode</code>) from a paragraph element.</p> <div class="content-box"> <p id="para">Status will appear below:</p> <div id="output"></div> <button id="setProp">Set Custom Property</button> <button id="removeProp">Remove Custom Property</button> </div> <script src="https://code.jquery.com/jquery-3.7.1.min.js"></script> <script> $(document).ready(function() { const para = $('#para'); $('#setProp').click(function() { para.prop('luggageCode', 1234); const code = para.prop('luggageCode'); $('#output').text('Custom property set: luggageCode = ' + code); }); $('#removeProp').click(function() { para.removeProp('luggageCode'); const code = para.prop('luggageCode'); $('#output').text('After removeProp: luggageCode = ' + code); }); }); </script> </body> </html>
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