创建一个HTML表单，从填充者的邮件地址提交到我的电子邮件地址

<form action="邮件服务器脚本URL" method="POST">
  <!-- 表单内容 -->
</form>

<form action="邮件服务器脚本URL" method="POST">
  <input type="email" name="email" placeholder="请输入您的邮件地址" required>
  <!-- 其他表单内容 -->
</form>

<form action="邮件服务器脚本URL" method="POST">
  <input type="email" name="email" placeholder="请输入您的邮件地址" required>
  <!-- 其他表单内容 -->
  <button type="submit">提交</button>
</form>

<?php
if ($_SERVER["REQUEST_METHOD"] == "POST") {
  $to = "我的电子邮件地址";
  $subject = "新邮件地址提交";
  $email = $_POST["email"];
  $message = "新的邮件地址：" . $email;
  $headers = "From: webmaster@example.com" . "\r\n" .
             "Reply-To: webmaster@example.com" . "\r\n" .
             "X-Mailer: PHP/" . phpversion();

  if (mail($to, $subject, $message, $headers)) {
    echo "邮件发送成功！";
  } else {
    echo "邮件发送失败！";
  }
}
?>