Show sourcecode
The following files exists in this folder. Click to view.
ramverket/exercises/cookie-session/
ovn_cookie-session1.php
ovn_cookie-session2.php
ovn_cookie-session3.php
ovn_cookie-session4.php
ovn_cookie-session5.php
ovn_cookie-session4.php
38 lines UTF-8 Windows (CRLF)
<?php
// Title: Cookie-Session 4
error_reporting(-1); // Report all type of errors
ini_set('display_errors', 1); // Display all errors
ini_set('output_buffering', 0); // Do not buffer outputs, write directly
?>
<?php
session_start();
if (!isset($_SESSION['numbers'])) $_SESSION['numbers'] = [];
if (isset($_POST['nr'])) {
$_SESSION['numbers'][] = $_POST['nr'];
}
?>
<!DOCTYPE html>
<html lang="sv">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Cookie-Session 4</title>
</head>
<body>
<form action="<?php echo htmlspecialchars($_SERVER['PHP_SELF']);?>" method="POST">
<input type="number" name="nr">
<button type="submit" value="Skicka">Skicka</button>
</form>
<?php if (!empty($_SESSION['numbers'])): ?>
<h2>Medelvärde: <?php echo array_sum($_SESSION['numbers']) / count($_SESSION['numbers']); ?></h2>
<ul>
<?php foreach($_SESSION['numbers'] as $nr): ?>
<li><?php echo $nr; ?></li>
<?php endforeach; ?>
</ul>
<?php endif; ?>
</body>
</html>