Im keep getting this error, anyone have any pro tips?( Notice: Undefined variable: email in C:\xampp\htdocs\gp\book\handle_form.php on line 52<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Form Feedback</title>
<style type="text/css" media="all">
.error {
font-weight: bold;
color: #C00;
}
</style>
</head>
<body>
<?php // Validate Name
if (!empty($_REQUEST['name'])) {
$name = $_REQUEST['name'];
} else {
$name = NULL;
echo '<p class="error">You forgot to enter your name!</p>';
} // Validate Email
if (!empty($_REQUEST['email'])) {
$mail = $_REQUEST['email'];
} else {
$email = NULL;
echo '<p class="error">You forgot to enter your email address!</p>';
} // Validate Comments
if (!empty($_REQUEST['comments'])) {
$mail = $_REQUEST['comments'];
} else {
$comments = NULL;
echo '<p class="error">You forgot to enter your comments!</p>';
}
// Validate the gender
if (isset($_REQUEST['gender'])) {
$gender = $_REQUEST['gender'];
if ($gender == 'M') {
$greeting = '<p><strong>Good day, Sir!</strong></p>';
} elseif ($gender == 'F') {
$greeting = '<p><strong>Good day, Madam!</strong></p>';
} else { $gender = NULL;
echo '<p class="error">Gender should be either "M" or "F"!</p>'; }
} else {
$gender = NULL;
echo '<p class="error">You forgot to select your gender!</p>';
}
// Print message indicating validation results
if ($name && $email && $gender && $comments){
echo "<p>Thank you, <strong> $name</strong>, for the following comments:<br>
<pre>$comments</pre></p> <p>We will reply to you at <em>$email</em>.</p>\n";
echo $greeting; }
else {
echo '<p class="error">Please go back and fill out the form again.</p>';
}
?>
</body>
</html>