Php 允许在表单提交中使用特殊字符

Php 允许在表单提交中使用特殊字符,php,jquery,html,ajax,forms,Php,Jquery,Html,Ajax,Forms,因此,我正在为一个网站编写一个联系人表单,但我希望能够允许用户输入非拉丁字符(即,或)車) 但是我不能确切地指出我应该在哪里设置它-一旦用户提交表单,它会通过jQuery中的AJAX部分,然后将其处理到PHP(这会阻止页面刷新),但是尝试使用utf8_encode()并在.AJAX()中设置数据的contentType是无效的也没用,所以现在我不知道该怎么办 有人能帮我吗 HTML表单 <form action="" id="contactUs" method="post">

因此,我正在为一个网站编写一个联系人表单,但我希望能够允许用户输入非拉丁字符(即,或)車) 但是我不能确切地指出我应该在哪里设置它-一旦用户提交表单,它会通过jQuery中的AJAX部分,然后将其处理到PHP(这会阻止页面刷新),但是尝试使用utf8_encode()并在.AJAX()中设置数据的contentType是无效的也没用,所以现在我不知道该怎么办

有人能帮我吗

HTML表单

  <form action="" id="contactUs" method="post">
    <div class="input-group">
      <span class="input-group-addon">name</span>
      <input type="text" class="form-control" placeholder="Your Name/Company" tabindex="1" name= "name" id="name" />
    </div>
    <div class="input-group">
      <span class="input-group-addon" style="padding-right: 18px;">mail</span>
      <input type="email" class="form-control" placeholder="Your/Your Company Email" tabindex="2" name="email" id="email" />
    </div>
    <div class="input-group">
      <span class="input-group-addon" style="padding-right: 18px;">subject</span>
      <input type="text" class="form-control" placeholder="The subject of your message" tabindex="2" name="subject" id="subject" />
    </div>
    <div class="input-group">
      <span class="input-group-addon" style="padding-right: 18px;">message</span>
      <textarea class="form-control" placeholder="What's on your mind?" cols="100" rows="4" tabindex="3" name="msg" id="msg"></textarea>
    </div>
    <div class="input-group">
      <span class="input-group-btn">
        <button class="btn btn-default" type="submit" style="-webkit-border-radius: 8px; border-radius: 8px; position: relative; left: 41%;" id="submit">Submit</button>
      </span>
    </div>
  </form>
PHP

<?php

if(isset($_POST['email'])) {

    $email_to = "info@infinitedream.net ";
    $email_from = $_POST['email']; // required
    $email_subject = $_POST['subject'];

    $name = $_POST['name']; // required
    $message = $_POST['msg']; // required

    $email_message = '<html><body>';

    function clean_string($string) {
      $bad = array("content-type","bcc:","to:","cc:","href");
      return str_replace($bad,"",$string);
    }

    $email_message .= '<table rules="all" style="border: 1px solid #666;" cellpadding="10">';
    $email_message .= "<tr style='background: #eee;'><td><strong>Name:</strong> </td><td>" . strip_tags($name) . "</td></tr>";
    $email_message .= "<tr><td><strong>Email:</strong> </td><td>" . strip_tags($email_from) . "</td></tr>";
    $email_message .= "<tr><td><strong>Message:</strong> </td><td>" . utf8_encode($message) . "</td></tr>";
    $email_message .= "</table>";
    $email_message .= "</body></html>";


// create email headers
$headers = 'From: '.$email_from."\r\n";
$headers = 'Reply-To: '.$email_from."\r\n";
$headers = 'X-Mailer: PHP/' . phpversion();
$headers .= "MIME-Version: 1.0" . "\r\n";
$headers = "Content-type:text/html;charset=iso-8859-1" . "\r\n";
mail($email_to, $email_subject, $email_message, $headers);  

}
?>

您有字符集元数据吗

<meta charset="utf-8">

还可以尝试将文档的编码更改为UTF-8

<meta charset="utf-8">