我希望有一个解决方案,我是 php 的菜鸟,我想不通。
我从这里得到了一些帮助,以验证 php.ini 中的 html 表单。它工作正常..但我发现在我点击提交按钮 & php 显示错误后,有一个输入字段,要求用户回答数学问题..当我输入答案时,然后再次点击提交按钮,它只是说邮件已成功发送,但其他字段仍为空。任何想法如何解决它。此外,答案框输入标签中的 php 值不会将文本保存在框中,它会消失。
谢谢你的时间!
<div id="contact">
<h1 class="heading1"> Contact:</h1>
<form name="contact" action="formtest.php" method="post">
<label for="YourName">Your Name:</label>
<input type="text" name="name" class="required" value="<?= isset($_POST['name']) ? $_POST['name'] : '' ?>" />
<label for="YourEmail">Your Email:</label>
<input type="text" name="email" class="required" value="<?= isset($_POST['email']) ? $_POST['email'] : '' ?>"/>
<label for="Subject">Subject:</label>
<input type="text" name="subject" class="required" value="<?= isset($_POST['subject']) ? $_POST['subject'] : '' ?>" />
<label for="YourMessage">Your Message:</label>
<textarea name="message" class="required"><?= isset($_POST['message']) ? $_POST['message'] : '' ?></textarea>
<p class="c3">10 + 5 =<input type="text" name="answerbox" id="answerbox" "<?= isset($_POST['answerbox']) ? $_POST['answerbox'] : '' ?>"/></p>
<fieldset>
<input type="submit" name="submit" id="submit" value="Send" class="required"/>
<input type="reset" id="reset" value="Reset"/>
</fieldset>
<?php
if(isset($_POST['submit'])){
$name = trim($_POST["name"]);
$email = trim($_POST["email"]);
$subject = trim($_POST["subject"]);
$message = trim($_POST["message"]);
$answerbox = trim($_POST["answerbox"]);
if(empty($_POST['name'])){
print "<div class='formerrors'><li>Please type your name.</li></div>";
}
else {
if (ctype_alpha($name) === false) {
print "<div class='formerrors'><li>Your name only should be in letters!</li></div>";
}
}
if(empty($_POST['email'])){
print "<div class='formerrors'><li>You've forgot to type your email address.</li></div>";
} else{
if(filter_var($email, FILTER_VALIDATE_EMAIL) === false){
print "<div class='formerrors'><li>Your email is not valid, please check.</li></div>";
}
}
if(empty($_POST['subject'])){
print "<div class='formerrors'><li>Please type a subject.</li></div>";
}
if(empty($_POST['message'])){
print "<div class='formerrors'><li>You've forgot to type your message.</li></div>";
}
if(empty($_POST['answerbox'])){
print "<div class='formerrors'><li>Please answer the math question.</li></div>";
}
else {
if($answerbox != 15){
print"<div class='formerrors'><li>Answer is not correct.</li></div>";
}
else{
$headers = 'From: '.$email. "\r\n" .
'Reply-To: '.$email . "\r\n" .
'X-Mailer: PHP/' . phpversion();
mail('me@mymail.me',$subject,$message,$headers);
print "<div class='formerrors'><li>mail succesuffully sent</li></div>";
}
}
}
?>
</form>
</div><!--contact-->