xxxxxxxxxx<html lang="en"><head> <meta charset="utf-8"> <title>JavaScript Handling the Submit Event</title></head><body> <form action="/examples/html/action.php" method="post" onsubmit="alert('Form data will be submitted to the server!');"> <label>First Name:</label> <input type="text" name="first-name" required> <input type="submit" value="Submit"> </form></body></html>