Que dois-je faire si Remarque : Index non défini : email dans F:\apache\Apache24\htdocs\chap01\form1.php à la ligne 21 apparaît lors de la vérification du formulaire php.
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
< ;html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>表单验证</title>
<meta http-equiv=" Content-Type" content="text/html; charset=utf-8" />
<meta name="description" content="" />
<meta name="keywords" content=" " />
<script type="text/javascript">
</script>
<style type="text/css">
</ style>
</head>
<body>
<?php
$name = $email =$gender =$comment = $website ="";
if($_SERVER ["REQUEST_METHOD"] == "POST"){
$name = test_input($_POST["name"]);
$email = test_input($_POST["email"]);
$website = test_input ($_POST["website"]);
$comment = test_input($_POST["comment"]);
$gender = test_input($_POST["gender"])；
}
fonction test_input( $data){
$data = trim($data);
$data = stripslashes($data);
$data = htmlspecialchars($data);
return $data;
}
?> ;
<h2> php 验证实列</h2>
<form method="post" action ="<?php echo htmlspecialchars($_SERVER["PHP_SELF"]);?>">
姓名:< input type="text" name ="name">
<br><br>
电邮 :<input type="text" email ="email">
<br>< br>
网址 :<input type="text" website ="website">
<br><br>
评论 :<input type="text" comment = "comment">
<br><br>
性别:
<input type="radio" name ="gender" vlaue ="female">女性
<input type="radio" name =" genre" valeur ="masculin">男性
<br><br>
<input type="submit" name="submit" value = "提交">
</form>
<?php
echo "<h2>您的输入为：</h2>";
echo "<br>";
echo $name;
echo "< br>";
echo $email;
echo "<br>";
echo $website;
echo "<br>";
echo $comment;
echo "<br>";
echo $gender;
? >
</body>
</html>
