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<!DOCTYPE html> <html lang="en"> <head> <meta charset="utf-8"> <title>Executing a Function on Change Event in jQuery</title> <script src="https://code.jquery.com/jquery-3.5.1.min.js"></script> <script> $(document).ready(function () { $("select").change(function () { var selectedOption = $(this).find(":selected").val(); alert("You have selected - " + selectedOption); }); }); </script> </head> <body> <form> <label>City:</label> <select> <option>London</option> <option>Paris</option> <option>New York</option> </select> </form> <p><strong>Note:</strong> Select any value from the dropdown select and see the result.</p> </body> </html>
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