.-.-.-.-.-

<?php
    $language = 'de';
    setcookie('lang', $language, ['samesite' => 'Strict','expires' => time() + 86400,]); //it's stored in a cookie so it can be reused
    setcookie("Test1", $language);
    setcookie("Test2", $language, time()+3600);  /* verfällt in 1 Stunde */
    setcookie("Test3", $language, time()+3600, "/", "unwaehlbar.ch", 1);
    $arr_cookie_options = array (
        'expires' => time() + 60*60*24*30,
        'path' => '/',
        'domain' => '.unwaehlbar.ch', // leading dot for compatibility or use subdomain
        'secure' => true,     // or false
        'httponly' => true,    // or false
        'samesite' => 'Strict' // None || Lax  || Strict
        );
    setcookie('Test4', $language, $arr_cookie_options);
?>
<!DOCTYPE html>
<html>
<head>
</head>
<body>
    <h2>Cookie Test Seite</h2>
    <p>
    <?php
    echo "Time : ".time().'<br/>';
    echo "Time + 86400: ".(time() + 86400)."<br/>";
    echo "Time + 86400: ".(time() + 3600).'<br/>';
    echo "Time + 60*60*24*30: ".(time() + 60*60*24*30).'<br/>';
    ?>
    </p>
</body>
</html>

/home/wirbesti/nb/../unwaehlbar.ch/cookietest.php