<!DOCTYPE html> <html> <body> <h1>Show Email Fields</h1> <h3>Show an email field (allows only one email address):</h3> <form action="/action_page.php"> <label for="email">Enter your email:</label> <input type="email" id="email" name="email"> <input type="submit"> </form> <h3>Show an email field (allows multiple email addresses). Separate each email address with a comma:</h3> <form action="/action_page.php"> <label for="emails">Enter email addresses:</label> <input type="email" id="emails" name="emails" multiple> <input type="submit"> </form> </body> </html>