這是我第一次制作表單，我有多項選擇選項，但我認為我錯過了一些東西，因為表單正在運行，但在選擇多個選項時，我收到的電子郵件僅顯示 1 個選項。<form action="send.php" method="POST"><p>Name</p> <input type="text" name="name"><p>Email</p> <input type="text" name="email"><p>Services</p><select data-placeholder="Responsible For...." multiple class="chosen-select full_width"  name="service" tabindex="-1"><option value="Medical">Medical</option><option value="Finance">Finance</option><option value="Construction">Construction</option><option value="IT Services">IT Services</option></select><p>Message</p><textarea name="message" rows="6" cols="25"></textarea><br /><input type="submit" value="Send"><input type="reset" value="Clear"></form>發送.php<?php$name = $_POST['name'];$email = $_POST['email'];$service = $_POST['service'];$message = $_POST['message'];$formcontent=" From: $name \n Type: $service \n Message: $message";$recipient = "[email protected]";$subject = "Message";$mailheader = "From: $email \r\n";mail($recipient, $subject, $formcontent, $mailheader) or die("Error!");echo "Thank You!";?>