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Php 表单变量的回显不起作用

php html

Php 表单变量的回显不起作用,php,html,Php,Html,我想在表单内容中显示$atendee_name和$atendee_email，但它不起作用，尽管它在另一个部分中起作用 HTML代码： <!-- RSVP section --> <section id="rsvp"> <div class="rsvp-form-wrap"> <h2>RSVP</h2> <p class="rsvp-desc

我想在表单内容中显示
$atendee_name
和
$atendee_email
，但它不起作用，尽管它在另一个部分中起作用

HTML代码：

<!-- RSVP section -->
<section id="rsvp">
    <div class="rsvp-form-wrap">
        <h2>RSVP</h2>
        <p class="rsvp-desc"> WE'RE SO EXCITED TO CELEBRATE WITH YOU </p>
        <form id="rsvp-form" action="sendmail.php" method="post" data-abide>
            <div class="columns large-12">
                <label for="atendee-name">Name (required)</label>
                <input id="atendee-name" name="atendee_name" type="text" placeholder="John Doe" required pattern="[a-zA-Z]+">
                <small class="error">Please enter your name.</small>
            </div><!-- End .large-12 -->
            <div class="columns large-12">
                <label for="atendee-email">Email Address (required)</label>
                <input id="atendee-email" name="atendee_email" type="email" placeholder="johndoe@email.com" required>
                <small class="error">Please enter a valid email.</small>
            </div><!-- End .large-12 -->
            <div class="columns large-4 medium-4 small-4">
                <label for="guests">Guests</label>
                <select id="guests" name="guests">
                    <option value="0">0</option>
                    <option value="1">1</option>
                    <option value="2">2</option>
                    <option value="3">3</option>
                    <option value="4">4</option>
                    <option value="5">5</option>
                </select>
            </div><!-- End .large-4 -->
            <div class="columns large-8 medium-8 small-8">
                <label for="attending">I am attending</label>
                <select id="attending" name="attending">
                    <option value="Yes">Yes</option>
                    <option value="No">No</option>
                </select>
            </div><!-- End .large-8 -->
            <div class="columns large-12">
                <input id="rsvp-submit" class="button" type="submit" value="Submit" name="rsvp_submit">
            </div><!-- End .large-12 -->
        </form>
    </div><!-- End .rsvp-form-wrap -->
</section><!-- End #rsvp -->

<?php
ini_set('display_errors', 1);
ini_set('display_startup_errors', 1);
error_reporting(E_ALL);
$name = $_POST['atendee_name'];
$email = $_POST['atendee_email'];
$guests = $_POST['guests'];
$attending = $_POST['attending'];
$formcontent="From: $name \n Attending: $attending \n Guests: $guests";
$recipient = "aida.ufe@gmail.com";
$subject = "RSVP form";
$mailheader = "From: $email \r\n";

mail($recipient, $subject, $formcontent, $mailheader) or die("Error!");
echo "Thank You! Message successfully sent.";
?>


冒险类游戏

我们非常高兴能与您一起庆祝

姓名（必填）
请输入您的姓名。
电子邮件地址（必填）
请输入有效的电子邮件。
客人
0
1.
2.
3.
4.
5.
我正在参加
对
不
PHP代码：

<!-- RSVP section -->
<section id="rsvp">
    <div class="rsvp-form-wrap">
        <h2>RSVP</h2>
        <p class="rsvp-desc"> WE'RE SO EXCITED TO CELEBRATE WITH YOU </p>
        <form id="rsvp-form" action="sendmail.php" method="post" data-abide>
            <div class="columns large-12">
                <label for="atendee-name">Name (required)</label>
                <input id="atendee-name" name="atendee_name" type="text" placeholder="John Doe" required pattern="[a-zA-Z]+">
                <small class="error">Please enter your name.</small>
            </div><!-- End .large-12 -->
            <div class="columns large-12">
                <label for="atendee-email">Email Address (required)</label>
                <input id="atendee-email" name="atendee_email" type="email" placeholder="johndoe@email.com" required>
                <small class="error">Please enter a valid email.</small>
            </div><!-- End .large-12 -->
            <div class="columns large-4 medium-4 small-4">
                <label for="guests">Guests</label>
                <select id="guests" name="guests">
                    <option value="0">0</option>
                    <option value="1">1</option>
                    <option value="2">2</option>
                    <option value="3">3</option>
                    <option value="4">4</option>
                    <option value="5">5</option>
                </select>
            </div><!-- End .large-4 -->
            <div class="columns large-8 medium-8 small-8">
                <label for="attending">I am attending</label>
                <select id="attending" name="attending">
                    <option value="Yes">Yes</option>
                    <option value="No">No</option>
                </select>
            </div><!-- End .large-8 -->
            <div class="columns large-12">
                <input id="rsvp-submit" class="button" type="submit" value="Submit" name="rsvp_submit">
            </div><!-- End .large-12 -->
        </form>
    </div><!-- End .rsvp-form-wrap -->
</section><!-- End #rsvp -->

<?php
ini_set('display_errors', 1);
ini_set('display_startup_errors', 1);
error_reporting(E_ALL);
$name = $_POST['atendee_name'];
$email = $_POST['atendee_email'];
$guests = $_POST['guests'];
$attending = $_POST['attending'];
$formcontent="From: $name \n Attending: $attending \n Guests: $guests";
$recipient = "aida.ufe@gmail.com";
$subject = "RSVP form";
$mailheader = "From: $email \r\n";

mail($recipient, $subject, $formcontent, $mailheader) or die("Error!");
echo "Thank You! Message successfully sent.";
?>
错误：

<!-- RSVP section -->
<section id="rsvp">
    <div class="rsvp-form-wrap">
        <h2>RSVP</h2>
        <p class="rsvp-desc"> WE'RE SO EXCITED TO CELEBRATE WITH YOU </p>
        <form id="rsvp-form" action="sendmail.php" method="post" data-abide>
            <div class="columns large-12">
                <label for="atendee-name">Name (required)</label>
                <input id="atendee-name" name="atendee_name" type="text" placeholder="John Doe" required pattern="[a-zA-Z]+">
                <small class="error">Please enter your name.</small>
            </div><!-- End .large-12 -->
            <div class="columns large-12">
                <label for="atendee-email">Email Address (required)</label>
                <input id="atendee-email" name="atendee_email" type="email" placeholder="johndoe@email.com" required>
                <small class="error">Please enter a valid email.</small>
            </div><!-- End .large-12 -->
            <div class="columns large-4 medium-4 small-4">
                <label for="guests">Guests</label>
                <select id="guests" name="guests">
                    <option value="0">0</option>
                    <option value="1">1</option>
                    <option value="2">2</option>
                    <option value="3">3</option>
                    <option value="4">4</option>
                    <option value="5">5</option>
                </select>
            </div><!-- End .large-4 -->
            <div class="columns large-8 medium-8 small-8">
                <label for="attending">I am attending</label>
                <select id="attending" name="attending">
                    <option value="Yes">Yes</option>
                    <option value="No">No</option>
                </select>
            </div><!-- End .large-8 -->
            <div class="columns large-12">
                <input id="rsvp-submit" class="button" type="submit" value="Submit" name="rsvp_submit">
            </div><!-- End .large-12 -->
        </form>
    </div><!-- End .rsvp-form-wrap -->
</section><!-- End #rsvp -->

<?php
ini_set('display_errors', 1);
ini_set('display_startup_errors', 1);
error_reporting(E_ALL);
$name = $_POST['atendee_name'];
$email = $_POST['atendee_email'];
$guests = $_POST['guests'];
$attending = $_POST['attending'];
$formcontent="From: $name \n Attending: $attending \n Guests: $guests";
$recipient = "aida.ufe@gmail.com";
$subject = "RSVP form";
$mailheader = "From: $email \r\n";

mail($recipient, $subject, $formcontent, $mailheader) or die("Error!");
echo "Thank You! Message successfully sent.";
?>
注意：未定义索引：第5行/home/ayoudz/public_html/sendmail.php中的atendee_name

注意：未定义索引：第6行/home/ayoudz/public_html/sendmail.php中的atendee_电子邮件

在下面的if条件下编写php代码

<?php
     ini_set('display_errors', 1);
     ini_set('display_startup_errors', 1);
     error_reporting(E_ALL);
     if(isset($_POST['rsvp_submit']))//added this line
     {
        $name = $_POST['atendee_name'];
        $email = $_POST['atendee_email'];
        $guests = $_POST['guests'];
        $attending = $_POST['attending'];
        $formcontent="From: $name \n Attending: $attending \n Guests: $guests";
        $recipient = "aida.ufe@gmail.com";
        $subject = "RSVP form";
        $mailheader = "From: $email \r\n";

        mail($recipient, $subject, $formcontent, $mailheader) or die("Error!");
        echo "Thank You! Message successfully sent.";
   }// end if here
?>
在下面的if条件下编写php代码

<?php
     ini_set('display_errors', 1);
     ini_set('display_startup_errors', 1);
     error_reporting(E_ALL);
     if(isset($_POST['rsvp_submit']))//added this line
     {
        $name = $_POST['atendee_name'];
        $email = $_POST['atendee_email'];
        $guests = $_POST['guests'];
        $attending = $_POST['attending'];
        $formcontent="From: $name \n Attending: $attending \n Guests: $guests";
        $recipient = "aida.ufe@gmail.com";
        $subject = "RSVP form";
        $mailheader = "From: $email \r\n";

        mail($recipient, $subject, $formcontent, $mailheader) or die("Error!");
        echo "Thank You! Message successfully sent.";
   }// end if here
?>
注意：如果您是通过jQuery提交的，请确保变量正确传递值，或者PHP是否在验证时进行页面重定向

ini_set('display_errors', 1);
ini_set('display_startup_errors', 1);
error_reporting(E_ALL);

if (isset($_POST))
{
// POST Variables
$name        = isset($_POST['atendee_name']) ? $_POST['atendee_name'] : '';
$email       = isset($_POST['atendee_email']) ? $_POST['atendee_email'] : '';
$guests      = isset($_POST['guests']) ? $_POST['guests'] : '';
$attending   = isset($_POST['attending']) ? $_POST['attending'] : '';

// Validation: you can add a page redirection with the error message
if (empty($name))
echo 'Please enter your name <br />';

if (empty($email))
echo 'Please enter your email address <br />';

// Mail
$formcontent = "From: $name \n Attending: $attending \n Guests: $guests";
$recipient   = "aida.ufe@gmail.com";
$subject     = "RSVP form";
$mailheader  = "From: $email \r\n";

mail($recipient, $subject, $formcontent, $mailheader) or die("Error!");

echo "Thank You! Message successfully sent.";
}

ini\u集（'display\u errors'，1）；
ini设置（“显示启动错误”，1）；
错误报告（E_全部）；
国际单项体育联合会（国际单项体育联合会）
{
//后置变量
$name=isset（$_POST['atendee\u name']）？$_POST['atendee\u name']：''；
$email=isset（$\u POST['atendee\u email']）？$\u POST['atendee\u email']：''；
$guests=isset（$_POST['guests']）？$_POST['guests']：''；
$attenting=isset（$_POST['attenting']）？$_POST['attenting']：''；
//验证：您可以添加带有错误消息的页面重定向
if（空（$name））
echo“请输入您的姓名
”；
如果（空（$email））
echo“请输入您的电子邮件地址
”；
//邮寄
$formcontent=“From:$name\n atticient:$atticient\n Guests:$Guests”；
$recipient=“aida。ufe@gmail.com";
$subject=“RSVP表格”；
$mailheader=“From:$email\r\n”；
邮件（$recipient，$subject，$formcontent，$mailheader）或死亡（“Error！”）；
echo“谢谢！消息已成功发送。”；
}
注意：如果您是通过jQuery提交的，请确保变量正确传递值，或者PHP是否在验证时进行页面重定向

ini_set('display_errors', 1);
ini_set('display_startup_errors', 1);
error_reporting(E_ALL);

if (isset($_POST))
{
// POST Variables
$name        = isset($_POST['atendee_name']) ? $_POST['atendee_name'] : '';
$email       = isset($_POST['atendee_email']) ? $_POST['atendee_email'] : '';
$guests      = isset($_POST['guests']) ? $_POST['guests'] : '';
$attending   = isset($_POST['attending']) ? $_POST['attending'] : '';

// Validation: you can add a page redirection with the error message
if (empty($name))
echo 'Please enter your name <br />';

if (empty($email))
echo 'Please enter your email address <br />';

// Mail
$formcontent = "From: $name \n Attending: $attending \n Guests: $guests";
$recipient   = "aida.ufe@gmail.com";
$subject     = "RSVP form";
$mailheader  = "From: $email \r\n";

mail($recipient, $subject, $formcontent, $mailheader) or die("Error!");

echo "Thank You! Message successfully sent.";
}

ini\u集（'display\u errors'，1）；
ini设置（“显示启动错误”，1）；
错误报告（E_全部）；
国际单项体育联合会（国际单项体育联合会）
{
//后置变量
$name=isset（$_POST['atendee\u name']）？$_POST['atendee\u name']：''；
$email=isset（$\u POST['atendee\u email']）？$\u POST['atendee\u email']：''；
$guests=isset（$_POST['guests']）？$_POST['guests']：''；
$attenting=isset（$_POST['attenting']）？$_POST['attenting']：''；
//验证：您可以添加带有错误消息的页面重定向
if（空（$name））
echo“请输入您的姓名
”；
如果（空（$email））
echo“请输入您的电子邮件地址
”；
//邮寄
$formcontent=“From:$name\n atticient:$atticient\n Guests:$Guests”；
$recipient=“aida。ufe@gmail.com";
$subject=“RSVP表格”；
$mailheader=“From:$email\r\n”；
邮件（$recipient，$subject，$formcontent，$mailheader）或死亡（“Error！”）；
echo“谢谢！消息已成功发送。”；
}