ec(2); Mail sender Email Subject Message 该窗体包含必要的文本字段电子邮件,主题,消息和发送按钮。该生产线 告诉浏览器的PHP文件将处理的形式和使用什么方法发送data.When用户在填好表格,并点击发送按钮, mail.php文件被称为... PHP Mail Sender /* All form fields are automatically passed to the PHP script through the array $HTTP_POST_VARS. */ $email = $HTTP_POST_VARS['email']; $subject = $HTTP_POST_VARS['subject']; $message = $HTTP_POST_VARS['message']; /*Validation of subject and also mail */ if (!preg_match(”/w+([-+.]w+)*@w+([-.]w+)*.w+([-.]w+)*/”, $email)) { echo “Invalid email address”; echo “Back”; } elseif ($subject == “”) { echo “No subject”; echo “Back”; } /* Sends the mail and outputs the “Thank you” string if the mail is successfully sent, or the error string otherwise. */ elseif (mail($email,$subject,$message)) { echo “Thank you for sending email”; } else { echo “Can’t send email to $email”; } ?>